on

on able to do something standing on one’s head
on and so on
on arrive on the scene
on (as) awkward as a cow on a crutch
on (as) awkward as a cow on roller skates
on (as) busy as a cat on a hot tin roof
on (as) busy as popcorn on a skillet
on (as) plain as the nose on one’s face
on awkward as a cow on a crutch
on awkward as a cow on roller skates
on bank on something
on bargain on something
on barge in (on someone or something)
on base one’s opinion on something
on be a new one on someone
on becoming on someone
on be death on something
on beg off (on something)

on behind on something
on bent on doing something
on be off on the wrong foot
on blow the whistle (on someone)
on bone up (on something)
on bring down the curtain (on something)
on bring someone up to date (on someone or something)
on brush up (on something)
on burst in on someone or something
on busy as a cat on a hot tin roof
on busy as popcorn on a skillet
on butt in (on someone or something)
on buy something on credit
on call on someone
on call someone on the carpet
on carry on (about someone or something)
on carry on somehow
on carry on without someone or something
on carry on (with someone or something)
on carry the weight of the world on one’s shoulders
on carry through (on something)
on cash in (on something)
on cash on the barrelhead
on cast aspersions on someone
on cast doubt(s) (on someone or something)
on catch (on) fire
on catch on (to someone or something)
on cheat on someone
on check in (on someone or something)
on cheer someone on
on chip in (on something)
on chip in something on something
on chip something in (on something)
on clamp down (on someone or something)
on clap eyes on someone or something
on climb on the bandwagon
on close in (on someone or something)
on close the books (on someone or something)
on close the door on someone or something
on clue someone in (on something)
on come down hard on someone or something
on come on
on count on someone or something
on count someone in (on something)
on crack down (on someone or something)
on cross swords (with someone) (on something)
on cut back (on something)
on cut one’s eyeteeth on something
on dash cold water on something
on dawn on someone
on dead on its feet
on dead on one’s feet
on death on someone or something
on die on someone
on die on the vine
on die with one’s boots on
on dig some dirt up on someone
on do a flip-flop (on something)
on do a job on someone or something
on do a number on someone or something
on do a snow job on someone
on do not have a leg to stand on
on do something on the fly
on do something on the run
on do something on the sly
on double back (on someone or something)
on downhill from here on
on down on one’s luck
on down on someone or something
on draw a bead on someone or something
on Dream on.
on drop in (on someone)
on drug on the market
on early on
on ease off (on someone or something)
on ease up (on someone or something)
on eat high on the hog
on egg someone on
on fall back on someone or something
on fall down on the job
on fall flat (on its face)
on fall flat (on one’s face)
on fall on deaf ears
on feast one’s eyes (on someone or something)
on feel on top of the world
on figure on something
on fill someone in (on someone or something)
on firing on all cylinders
on fob something off (on someone)
on foist something (off) on someone
on follow through (on something)
on follow up (on someone or something)
on follow up (on something)
on for days on end
on for hours on end
on from this day on
on gang up (on someone)
on get a crush on someone
on get a fix on something
on get a handle on something
on get a head start (on someone or something)
on get a hurry on
on get a line on someone or something
on get along (on a shoestring)
on get a rain check (on something)
on get a slap on the wrist
on get back on one’s feet
on get by (on something)
on get in on something
on get in (on the ground floor)
on get off on the wrong foot
on get one’s feet on the ground
on get one’s hands on someone or something
on get on someone
on get on the bandwagon
on get on the good side of someone
on get on (with someone or something)
on get right on something
on get something on someone
on get the edge on someone
on get the goods on someone
on get the jump on someone
on get the low-down (on someone or something)
on get the show on the road

on get the upper hand (on someone)
on get up on the wrong side of the bed
on give someone a fix on something
on give someone a head start (on someone or something)
on give someone a pat on the back
on give someone a rain check (on something)
on give someone a slap on the wrist
on give someone the low-down (on someone or something)
on go back on one’s word
on go easy (on someone or something)
on go fifty-fifty (on something)
on gone on
on go off on a tangent
on go on
on go (out) on strike
on grate on someone(‘s nerves)
on grow on someone
on hang on someone’s coattails
on hang on someone’s every word
on hang on (to someone or something)
on hard on someone’s heels
on harp on something
on have a bad effect (on someone or something)
on have a chip on one’s shoulder
on have a good head on one’s shoulders
on have a handle on something
on have a hold on someone
on have a lot on one’s mind
on have an eye on someone or something
on have a price on one’s head
on have bearing on something
on have designs on someone or something
on have dibs on something
on have egg on one’s face
on have nothing on someone or something
on have one’s feet on the ground
on have one’s heart on one’s sleeve
on have one’s heart set on something
on have one’s sights trained on something
on have someone or something on one’s hands
on have someone or something on one’s mind
on have someone’s blood on one’s hands
on have someone on the string
on have something on
on have the shoe on the other foot
on hell on earth
on high man on the totem pole
on high on something
on hinge on something
on hit the nail (right) on the head
on hitting on all cylinders
on hold forth (on something)
on hold on (to someone or something)
on hold up on something
on home in (on someone or something)
on hooked (on something)
on horn in (on someone or something)
on hot on something
on hung up (on someone or something)
on in on the kill
on intent on doing something
on Johnny-on-the-spot
on judge one on one’s own merit(s)
on judge something on its own merit(s)
on jump on someone
on jump on the bandwagon
on keen on doing something
on keen on someone or something
on keep a close rein on someone or something
on keep an eye on someone or something
on keep a tight rein on someone or something
on keep (close) watch (on someone or something)
on keep harping on something
on keep on an even keel
on keep one’s eye on the ball
on keep one’s feet on the ground
on keep on one’s toes
on keep on someone
on keep someone on tenterhooks
on keep something on an even keel
on keep tab(s) (on someone or something)
on keep the lid on something
on Keep your shirt on!
on knock on wood
on know where someone stands (on someone or something)
on know which side one’s bread is buttered on
on land on both  feet
on land on one’s feet
on launch forth (on something)
on lay a finger on someone or something
on lay down on the job
on lay eyes on someone or something
on lay it on thick
on lay it on with a trowel
on lay one’s cards on the table
on lay one’s hands on someone or something
on lay something on someone
on lay something on the line
on lay the blame on someone or something
on lay the finger on someone
on lead someone on a merry chase
on lean on someone
on leave one’s mark on someone
on leave something on
on let someone in on something
on let up (on someone or something)
on lie down on the job
on like a bump on a log
on like a house on fire
on like nothing on earth
on live high on the hog
on live on borrowed time
on look down on someone or something
on look good on paper
on look in (on someone or something)
on look on someone as something
on loom large (on the horizon)
on lose out (on something)
on lost on someone
on lower the boom on someone
on low man on the totem pole
on make an impression (on someone)
on make book on something
on make good on something