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on

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• (as) awkward as a cow on a crutch
• (have) got it going on
• (is) anything going on?
• (one's) ass is on the line
• (someone's) take on (something)
• 3-on-the-tree
• 4-on-the-floor
• a bit on the side
• a blot on (one's) escutcheon
• a blot on escutcheon
• a blot on the escutcheon
• a blot on the landscape
• a box on the ear
• a chip on (one's) shoulder
• a chip on shoulder
• a cloud on the horizon
• a drag on someone
• a drag on something
• a drug on the market
• a dwarf standing on the shoulders of giants
• a firm hand on the tiller
• a fly on the wall
• a grip on
• a grip on oneself
• a handle on
• a hanger-on
• a hard-on
• a hold on a strong
• a leg to stand on
• a living hell
• a lot on (one's) plate
• a man/woman on a mission
• a monkey on (one's) back
• a monkey on back
• a new lease on life
• a night on the tiles
• a notch on (someone's) bedpost
• a notch on (someone's) belt
• a pat on the back
• a plague on both your houses
• a play on words
• a price on (one's) head
• a price on head
• a rap across the knuckles
• a shoulder to cry on
• a slap on the back
• a slap on the wrist
• able to do (something) standing on (one's) head
• able to do blindfolded
• about person
• abut on
• accidentally on purpose
• accidentally-on-purpose
• accompany on a journey
• accompany on a musical instrument
• act (up)on
• act on
• add on
• advance (up)on
• advance on
• advise (one) on
• advise on
• agree (up)on
• agree on
• alight (up)on
• alight on
• all eyes are on
• all eyes are on (someone or something)
• all hands on deck
• all in one piece
• all quiet on the Potomac
• all quiet on the Western Front
• along in years
• along the lines of
• An army marches on its stomach
• an old head on young shoulders
• and so forth
• and so on
• and so on and so forth
• answer on a postcard
• anything going on?
• appear on
• append (something) (on)to
• arrive (somewhere) (up)on the stroke of
• arrive (up)on the scene
• arrive on the scene
• arrive on the stroke of some time
• as accommodating as a hog on ice
• as close as stink on shit
• as if (one's) life depends on it
• as the white on rice
• as you make your bed, so you must lie on it
• ass is on the line
• at a moment's notice
• at death's doorstep
• at doorstep
• at hand
• at one's door
• at someone's heels
• at the bottom of the ladder
• at the double
• at the top of the/ agenda
• awkward as a cow on a crutch
• back burner, on a
• back on (one's) feet
• back on feet
• back on track
• back the wrong horse
• backfire on
• backfire on someone
• bag on
• bag on someone
• bail on someone
• bail out on someone
• bang on
• bank on
• bank on someone
• bargain for
• bargain on
• barge in
• barge in on
• barmy on the crumpet
• base (one's) opinion on
• base (up)on
• base on
• base on balls
• base opinion on
• batting on a sticky wicket
• be (a bit) on the expensive side
• be (a bit) on the heavy side
• be (a bit) on the large side
• be (batting) on a losing wicket
• be (down) on (one's) uppers
• be (flat) on (one's) back
• be (living) on another planet
• be (not) a patch on
• be (not) big on (something)
• be (not) on speaking terms
• be (out) on the piss
• be (out) on the razzle
• be (right) on the money
• be (sitting) on (one's) tail
• be (sitting) on top of the world
• be (walking) on thin ice
• be a patch on
• be as plain as the nose on (one's) face
• be as plain as the nose on your face
• be at the receiving end
• be back on the rails
• be bang on
• be big on
• be built on sand
• be caught on the hop
• be cooking on gas
• be dead on feet
• be dead on the vine
• be down on (one) like a ton of bricks
• be down on (one's) luck
• be down on (someone or something)
• be down on like a ton of bricks
• be down on luck
• be easy on the ear
• be easy on the eye
• be easy on the eye(s)
• be fast on the draw
• be firing on all cylinders
• be floating on air
• be gone on
• be hard on
• be hell on wheels
• be hell-bent on
• be in on the act
• be in the firing line
• be keen on
• be kept on a short leash
• be kept on a tight leash
• be knocking on heaven's door
• be laughing on the other side of face
• be like a cat on a hot tin roof
• be like rearranging (the) deckchairs on the Titanic
• be like rearranging the deckchairs on the Titanic
• be lost on
• be lost on (someone)
• be not on
• be on
• be on (its/one's) last legs
• be on (one's) ass
• be on (one's) best behavior
• be on (one's) conscience
• be on (one's) good behavior
• be on (one's) mettle
• be on (one's) pat
• be on (one's) Pat Malone
• be on (one's) shit list
• be on (one's) tod
• be on (the) air
• be on a collision course
• be on a hiding to nothing
• be on a rampage
• be on a roll
• be on a short leash
• be on a sticky wicket
• be on a tight leash
• be on about
• be on about (something)
• be on acid
• be on another planet
• be on ass
• be on at
• be on back
• be on best behaviour
• be on cloud nine
• be on course for
• be on edge
• be on everyone's lips
• be on full alert
• be on game
• be on good terms with
• be on good terms with (someone)
• be on guard
• be on hand
• be on ice
• be on in years
• be on its last legs
• be on last legs
• be on mettle
• be on pins and needles
• be on Queer Street
• be on red alert
• be on relief
• be on shit list
• be on song
• be on speaking terms
• be on tail
• be on the [expensive etc.] side
• be on the anvil
• be on the back burner
• be on the back foot
• be on the ball
• be on the blink
• be on the breadline
• be on the brink of
• be on the bum
• be on the cards
• be on the case
• be on the crest of a wave
• be on the dole
• be on the edge of (something)
• be on the fiddle
• be on the fritz
• be on the front foot
• be on the game
• be on the go
• be on the gravy train
• be on the hook
• be on the horn
• be on the horns of a dilemma
• be on the hush
• be on the hush-hush
• be on the level
• be on the line
• be on the lines of (something)
• be on the look out
• be on the lookout
• be on the loose
• be on the make
• be on the march
• be on the mend
• be on the money
• be on the piss
• be on the pull
• be on the radar (screen)
• be on the ragged edge
• be on the rampage
• be on the razzle
• be on the right lines
• be on the right track
• be on the rocks
• be on the ropes
• be on the run
• be on the same wavelength
• be on the sick list
• be on the side of the angels
• be on the skids
• be on the square
• be on the table
• be on the threshold of
• be on the threshold of (something)
• be on the tip of (one's) tongue
• be on the tip of tongue
• be on the up
• be on the up and up
• be on the wagon
• be on the warpath
• be on the wing
• be on the wrong end of
• be on the wrong end of (something)
• be on the wrong track
• be on thin ice
• be on to
• be on to (someone)
• be on to (something)
• be on to a good thing
• be on top of the world
• be on track
• be on uppers
• be on welfare
• be one up on
• be out on (one's) ear
• be out on (one's) feet
• be out on a limb
• be out on ear
• be out on the tiles
• be out on the town
• be quick on the draw
• be running on empty
• be running on fumes
• be sacrificed on the altar of
• be sitting on a goldmine
• be skating on thin ice
• be slow on the uptake
• be soft on
• be spot on
• be stuck on
• be the day hell freezes over
• be the only pebble on the beach
• Be there with bells on
• be thin on the ground
• be thin on top
• be walking on eggshells
• be well up on
• be worth the paper it's're printed on
• bear on
• beat down on
• beat on
• beat up
• beat up on
• becoming on
• beg on bended knee
• behind in
• bent on
• bent on a splice
• bent on doing
• bestow on
• bet on
• bet on it
• bet on the wrong horse
• better get on my horse
• bid for
• bid on
• big man on campus
• big on
• big woman on campus
• bite on
• bite on someone
• black on black
• blame on
• blank look on (one's) face
• blank on
• blight on the land
• block on
• blot on the landscape
• blow on
• Blow on it!
• blow the lid off
• blow the whistle on
• bolt-on
• boogie on down
• book on
• book on out
• boots on the ground
• border on
• born on the wrong side of the blanket
• born with a caul on (one's) head
• both feet on the ground
• both feet on the ground, with
• box on the table
• boxed on the table
• brave face, put on a
• bread always falls on the buttered side
• break a butterfly on a wheel
• break in
• break on
• breathe on
• brief about
• bright side
• bring down on
• bring down the curtain (on something)
• bring it on
• bring on
• bring on oneself
• bring someone on
• bring up on
• brood about
• browse on
• brush up
• build (something) on sand
• build hopes on
• build on
• build on sand
• bums on seats
• burst on
• burst on the scene
• bust on someone/something
• busy as a beaver
• butt is on the line
• butter (one's) bread on both sides
• buy on credit
• buy on time
• by request
• calculate on
• call on
• call on the carpet
• can count on the fingers of one hand
• can on ear
• capitalize on
• carrot on a stick
• carry a Chinaman on (one's) back
• carry on
• carry on somehow
• carry on without
• carry onto
• carry the weight of the world on shoulders
• cash in
• cash in on opportunity
• cash on the barrelhead
• cash on the nail
• cast (some) light on (something)
• cast a pall on
• cast aspersions on
• cast doubt on
• cast on
• cat on a hot tin roof
• catch (on) fire
• catch on
• catch on the hop
• catch up
• catch up on
• caught on the hop
• cement on
• center on
• challenge on
• champagne taste on a beer budget
• chance on
• charge down on
• charge on
• cheat on
• check on
• check up on
• cheer on
• cherry on top
• chew on
• chew on the scenery
• chicken out on
• chip on one's shoulder
• chip on shoulder
• chisel in on someone/something
• choke on
• clamber onto
• clamp down on
• clamp on
• clap eyes on
• clap on
• clean up
• clean up on something
• climb on
• climb on high horse
• climb on the bandwagon
• cling on on by fingernails
• cling on on by your fingertips
• clip on
• clip over the ear
• close as stink on shit
• close in
• close on
• close the book on
• close the books on
• close the door on
• close the sale
• cloud on the horizon
• cogitate on
• collect on
• come down hard on someone
• come down on
• come down on the side of
• come in
• come on
• come on as
• come on in
• Come on in, the water's fine!
• come on like gangbusters
• come on over
• come on strong
• come on the scene
• come on to
• come on to someone
• come on top of
• come out on
• come out on top
• comment about