Idioms Beginning With M, N, O

M

    mad money
    made for each other
    made in China
    made in Japan
    made in the shade
    made of sterner stuff
    made of stone
    magic asterisk
    magic bullet
    magic eye
    magnetic deviation
    mail it in
    main drag
    main man
    main sequence
    Main Street
    Citations:Main Street
    make a better door than a window
    make a break for it
    make a clean break
    make a clean breast
    make a decision
    make a difference
    make a go of
    make a killing
    make a leg
    make a meal of
    make a mockery of
    make a monkey out of
    make a mountain out of a molehill
    make a move
    make a name for oneself
    make a night of it
    make a pig of oneself
    make a pig's ear of
    make a point
    make a silk purse of a sow's ear
    make a spectacle of oneself
    make a splash
    make a stink
    make a virtue of necessity
    make amends
    make an appearance
    make an ass of
    make an example of
    make an exhibition of oneself
    make an honest woman
    make baby Jesus cry
    make believe
    make book
    make bricks without straw
    make do
    make ends meet
    make faces
    make for
    make fun of
    make game of
    make good on
    make ground
    make hay
    make hay while the sun shines
    make head or tail of
    make headway
    make heavy going of
    make heavy weather of
    make history
    make it
    make it rain
    make it snappy
    make it up as one goes along
    make it up to
    make light of
    make light work of
    make like a banana and split
    make like a tree and leave
    make matters worse
    make mincemeat out of
    make news
    make no bones about
    make one's bed
    make one's bed and lie in it
    make one's bones
    make one's bow
    make one's hand
    make one's mark
    make one's way
    make oneself at home
    make oneself scarce
    make out like a bandit
    make over
    make peace
    make quick work of
    make sense
    make shit of
    make short work of
    make someone a happy panda
    make someone's blood boil
    make someone's blood run cold
    make someone's day
    make someone's jaw drop
    make someone's skin crawl
    make someone's teeth itch
    make something of oneself
    make sure
    make the cut
    make the grade
    make the most of
    make the welkin ring
    make the world go around
    make time
    make tracks
    make up one's mind
    make up the numbers
    make waves
    make way
    male enhancement
    male member
    male-to-female
    mama's boy
    man among men
    man and boy
    man and wife
    man down
    Citations:man down
    man in the street
    man of few words
    man of parts
    man of the hour
    man of the people
    man on the street
    man the fort
    man up
    man-of-war
    manoeuvre the apostles
    many happy returns
    march to the beat of a different drum
    marching orders
    mare's teat
    mark my words
    mark time
    market day
    marriage inequality
    married sector
    marry off
    marsh grass
    Mary Celeste
    mashed potatoes
    mass destruction
    Master John Goodfellow
    Master of the Universe
    match day
    match made in heaven
    match made in hell
    matter of course
    matter of fact
    matter of life and death
    matter of time
    may the Force be with you
    may the Force be without you
    may the Force not be with you
    me three
    meal ticket
    meals on wheels
    mean business
    mean the world to
    measure up
    measuring the drapes
    meat and potatoes
    meat market
    meat on one's bones
    meat rack
    meat stick
    meatball surgery
    media darling
    meet a sticky end
    meet and greet
    meet halfway
    meet one's maker
    meet with
    meeting of the minds
    melon head
    melt into
    melting pot
    member for Barkshire
    memory lane
    mend fences
    mend one's ways
    mercy fuck
    mere mortal
    Merry Andrew
    merry dance
    mess of pottage
    mess up
    mess with
    Mexican breakfast
    Mexican standoff
    mic drop
    Mickey Mouse
    Midas touch
    middle ground
    middle of nowhere
    middle of the road
    milieu control
    military power
    Miller of Dee
    mince words
    mind one's own business
    mind one's P's and Q's
    mind one's ps and qs
    mind the store
    mind you
    mind-numbing
    mind's ear
    miner's canary
    miners' canary
    minor miracle
    mint chocolate chip
    mint condition
    miss oneself
    Miss Right
    miss the mark
    miss the memo
    miss the point
    mission creep
    Mister Right
    mix apples and oranges
    mix it up
    mix up
    mixed bag
    mixed blessing
    mixed message
    mixed picture
    modest proposal
    moment in the sun
    moment of truth
    Monday-morning quarterback
    money for jam
    money for old rope
    money maker
    money pit
    money's worth
    monkey around
    monkey business
    monkey wrench
    monkeys might fly out of my butt
    Monopoly money
    monster mash
    month of Sundays
    monthly meeting
    moon on a stick
    moonlight flit
    mop head
    mop up
    moral compass
    moral high ground
    moral low ground
    moral support
    more Catholic than the Pope
    more cry than wool
    more equal
    more like it
    more than meets the eye
    more than one bargained for
    more than you can shake a stick at
    more's the pity
    morning person
    morning, noon and night
    mosque affiliation
    mosquito bite
    mother hen
    mother lode
    motor mouth
    mouse potato
    mouth breather
    mouth of a sailor
    mouth off
    mouthful of marbles
    move down
    move forward
    move heaven and earth
    move house
    move it
    move mountains
    move on
    move one's body
    move the goalposts
    move the needle
    move the yardsticks
    move through the gears
    mover and shaker
    much ado about nothing
    much less
    much of a muchness
    muckamuck
    muckety muck
    mud monkey
    muddle along
    muddy the waters
    muddy up
    muffin top
    mug's game
    mum's the word
    murder will out
    mush up
    music to someone's ears
    mutton dressed as lamb
    mutual admiration society
    my arse
    my bad
    my eye
    my foot
    my goodness
    my lips are sealed
    my my
    my way or the highway
    my word


N

    na-na na-na boo-boo
    na-na na-na na-na
    naff off
    nail biter
    nail down
    nail it
    nail the hammer on the head
    naked ape
    name and shame
    name names
    name of the game
    name your poison
    Nantucket sleigh ride
    narrow down
    nary a
    native soil
    navigable waters
    near post
    near the knuckle
    neat and tidy
    necessary evil
    neck and neck
    neck of the woods
    necker's knob
    necktie party
    need yesterday
    need-to-know
    needle in a haystack
    needless to say
    neither fish nor fowl
    neither fish, flesh, nor good red herring
    Citations:neither fish, flesh, nor good red herring
    neither here nor there
    nerves of steel
    nervous hit
    nest egg
    Netflix and chill
    never fear
    never in a million years
    never in a month of Sundays
    never mind
    never the twain shall meet
    never you mind
    new normal
    new school
    new town
    next big thing
    next level
    next thing one knows
    next to
    next to nothing
    next-level
    nice guy
    nickel and dime
    nickel nurser
    nickel-and-dime
    nigger nose
    nigger rich
    night and day
    night out
    night owl
    night person
    Nikon choir
    nine day wonder
    nine lives
    nine times out of ten
    nip and tuck
    nip at
    nip in the bud
    nip slip
    Nixon goes to China
    Nixon in China
    Nixon to China
    no biggie
    no buts
    no chance
    no comment
    no cover
    no dice
    no flies on
    no frills
    no go
    no great shakes
    no hard feelings
    no harm, no foul
    no holds barred
    no horse in this race
    no ifs and buts
    no joy
    no love lost
    no matter how one slices it
    no matter how thin you slice it, it's still baloney
    no mean feat
    no more
    no plan survives contact with the enemy
    no pressure
    no prize for guessing
    no score
    no screaming hell
    no skin off one's back
    no skin off one's nose
    no spring chicken
    no strings attached
    no tea, no shade
    no time to lose
    no two ways about it
    no way
    no-count
    no-good ass
    no-show
    nod off
    nodding acquaintance
    non-denial denial
    non-starter
    none of someone's business
    nook and cranny
    nook or cranny
    north forty
    nose candy
    nose out of joint
    nose test
    nose to the grindstone
    nose-pick
    nose-picker
    nosebleed seat
    nosebleed section
    not a chance
    not a minute too soon
    not a pretty sight
    not a wink
    not all it's cracked up to be
    not as black as one is painted
    not at all
    not bad
    not be able to get a word in edgeways
    not be caught dead
    not by any means
    not cricket
    not enough room to swing a cat
    not for the world
    not give a monkey's
    not give someone the time of day
    not going anywhere
    not half bad
    not have a leg to stand on
    not in a million years
    not in Kansas anymore
    not in the least
    not in the slightest
    not invented here
    not just a pretty face
    not know which end is up
    not leave one's thoughts
    not likely
    not long
    not long for this world
    not much of anything
    not on your life
    not on your nelly
    not on your tintype
    not out
    not quite
    not see someone for dust
    not see straight
    not so fast
    not so hot
    not the end of the world
    not to mention
    not to put too fine a point on it
    not to say
    not touch something with a barge pole
    not touch something with a ten foot pole
    not win for losing
    not worth a brass farthing
    not worth a Continental
    not worth a dime
    not worth a plug nickel
    not worth a whistle
    not worth writing home about
    not your father's
    notch on one's bedpost
    nothing doing
    nothing flat
    nothing for it
    nothing special
    nothing to it
    nothing to sneeze at
    nothing to write home about
    now and again
    now and then
    now or never
    now you mention it
    now you're cooking
    now you're talking
    nowhere to be found
    nudge nudge wink wink
    nugget of truth
    null and void
    Number 10
    Number 11
    Number Eleven
    number games
    number one
    number one with a bullet
    Number Ten
    Nuremberg defense
    nut out
    nut-cutting time
    nuts and bolts


O

    oat opera
    occupy oneself
    odd and curious
    odd duck
    odd fish
    odd one out
    odds and ends
    odds and sods
    of a
    of a kind
    of a piece
    of all people
    of all things
    of an
    of choice
    of course
    of late
    of one mind
    of sorts
    of that ilk
    of the same stripe
    of two minds
    off and on
    off and running
    off balance
    off board
    off chance
    off like a prom dress
    off one's box
    off one's dot
    off one's feed
    off one's game
    off one's meds
    off one's nut
    off one's own bat
    off one's rocker
    off one's tits
    off one's tree
    off one's trolley
    off pat
    off the back foot
    off the bat
    off the beaten path
    off the beaten track
    off the chain
    off the deep end
    off the grid
    off the hook
    off the radar
    off the rails
    off the reservation
    off the table
    off the top of one's head
    off the wagon
    off to the races
    off-color
    off-kilter
    off-roader
    off-the-cuff
    off-the-shelf
    off-the-wall
    offer affordances
    offer one's condolences
    offer up
    Officer Friendly
    oh dark hundred
    oh dark thirty
    oh my
    oh my Allah
    oh my goodness
    oh my goodness gracious
    oh my gosh
    oh really
    oh well
    oil and water
    oil burner
    oil trash
    old as the hills
    old boy network
    old chestnut
    old college try
    old enough to vote
    old fart
    old flame
    old fogey
    old hand
    old hat
    old money
    old rose
    old salt
    old saw
    old school
    old sod
    old stick
    old time used to be
    old town
    old woman
    old-fashioned look
    older adult
    older brother
    older sister
    olive branch
    oll korrect
    olvidarse
    omega
    on a first-name basis
    on a full stomach
    on a kick
    on a losing wicket
    on a regular basis
    on a shoestring
    on a tear
    on a whim
    on about
    on account of
    on acid
    on air
    on all fours
    on an irregular basis
    on and off
    on and on
    on average
    on board
    on cloud nine
    on course
    on demand
    on edge
    on end
    on fire
    on good terms with
    on hand
    on high
    on hold
    on ice
    on in years
    on its merits
    on no account
    on one's bill
    on one's deathbed
    on one's feet
    on one's hands
    on one's high horse
    on one's knees
    on one's last legs
    on one's lonesome
    on one's own
    on one's own account
    on one's plate
    on one's tod
    on one's toes
    on one's watch
    on opposite sides of the barricades
    on paper
    on pins and needles
    on purpose
    on rare form
    on second thought
    on sight
    on someone's account
    on someone's mind
    on steroids
    on sufferance
    on talking terms
    on tenterhooks
    on the
    on the anvil
    on the back burner
    on the back foot
    on the back of
    on the ball
    on the blink
    on the bounce
    on the brain
    on the brink
    on the bubble
    on the button
    on the cards
    on the cheap
    on the clock
    on the cuff
    on the cutting room floor
    on the dot
    on the double
    on the down-low
    on the edge of one's seat
    on the face of
    on the face of it
    on the fence
    on the floor
    on the fly
    on the front foot
    on the game
    on the go
    on the gripping hand
    on the ground
    on the heels of
    on the hook
    on the hop
    on the horn
    on the horns of a dilemma
    on the hush-hush
    on the ladder
    on the lam
    on the level
    on the line
    on the loose
    on the make
    on the mend
    on the money
    on the nose
    on the one hand
    on the other hand
    on the other side of
    on the outs
    on the outside, looking in
    on the Pat and Mick
    on the pill
    on the plus side
    on the point of
    on the prowl
    on the pull
    on the Q.T.
    on the radar
    on the rag
    on the rampage
    on the receiving end
    on the right track
    on the rise
    on the road
    on the rocks
    on the ropes
    on the run
    on the same page
    on the same wavelength
    on the shelf
    on the side of the angels
    on the skids
    on the sly
    on the spot
    on the spur of the moment
    on the square
    on the street
    on the table
    on the toss of a coin
    on the trot
    on the up
    on the up-and-up
    on the uptake
    on the verge
    on the wagon
    on the wane
    on the warpath
    on the way
    on the whole
    on the wrong side of history
    on thin ice
    on top
    on top of
    on top of the world
    on track
    on wheels
    on yer bike
    on-the-spot
    once again
    once and for all
    once in a blue moon
    once in a while
    once more
    once or twice
    one after another
    one age with
    one and all
    one and only
    one and the same
    one another
    one at a time
    one brick short of a full load
    one by one
    one card shy of a full deck
    one fell swoop
    one flesh
    one in the eye for
    one of His Majesty's bad bargains
    one of these days
    one of those days
    one of those things
    one side
    one small step for man, one giant leap for mankind
    one step ahead
    one step at a time
    one step forward, two steps back
    one to talk
    one too many
    one up
    one-banana problem
    one-hit wonder
    one-horse race
    one-horse town
    one-man band
    one-night stand
    one-note
    one-off
    one-star
    one-track mind
    one-trick pony
    one-up
    one-upmanship
    one's bark is worse than one's bite
    one's blood is up
    one's blood runs cold
    one's days are numbered
    one's heart in one's mouth
    one's jig is up
    one's socks off
    one's word is law
    onesie-twosie
    onion seed
    only daughter
    only game in town
    only son
    only time will tell
    oof-bird
    open a can of whoop ass
    open book
    open doors
    open fire
    open one's big mouth
    open one's legs
    open season
    open someone's eyes
    open the floodgates
    open the kimono
    open-armed
    open-door policy
    opening of an envelope
    opposite number
    or else
    or something
    or what
    or words to that effect
    Oreo cookie
    original character
    other fish in the sea
    other half
    other head
    other side
    other than
    out and about
    out cold
    out for blood
    out loud
    out of a nightmare
    out of bounds
    out of central casting
    out of character
    out of date
    out of fix
    out of gas
    out of house and home
    out of it
    out of kilter
    out of line
    out of luck
    out of nowhere
    out of one's box
    out of one's depth
    out of one's element
    out of one's face
    out of one's league
    out of one's mind
    out of one's tree
    out of order
    out of place
    out of pocket
    out of proportion
    out of shape
    out of sight
    out of sorts
    out of stock
    out of the blue
    out of the box
    out of the chute
    out of the frying pan, into the fire
    out of the loop
    out of the ordinary
    out of the picture
    out of the question
    out of the running
    out of the way
    out of the woods
    out of thin air
    out of this world
    out of touch
    out of wedlock
    out of whack
    out of work
    out on one's ear
    out on one's feet
    out on the tiles
    out the wazoo
    out the window
    out to lunch
    out-and-out
    outer core
    outpope the Pope
    outside chance
    outside the box
    outside world
    over a barrel
    over and out
    over and over
    over and over again
    over my dead body
    over nine thousand
    over one's head
    over one's skis
    over the hill
    over the hills and far away
    over the line
    over the moon
    over the river and through the woods
    over the top
    over the transom
    overkill
    own up
    ox is in the ditch
(source: wiktionary)

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