| kangaroo court | | | |
| kao peh kao bu | | | |
| keel over | | | |
| keep a civil tongue in one's head | | | |
| keep a close watch | | | |
| keep a cool head | | | |
| keep a lid on | | | |
| keep a low profile | | | |
| keep an eye on | | | |
| keep an eye open | | | |
| keep an eye out | | | |
| keep an eye peeled | | | |
| keep a weather eye open | | | |
| keep company | | | |
| keep good time | | | |
| keep house | | | |
| keep it between the ditches | | | |
| keep it in the family | | | |
| keep it moving | | | |
| keep it one hundred | | | |
| keep it real | | | |
| keep it together | | | |
| keep it up | | | |
| keep off the streets | | | |
| keep on | | | |
| keep on about | | | |
| keep one's cards close to one's chest | | | |
| keep one's chin up | | | |
| keep one's cool | | | |
| keep one's ears open | | | |
| keep one's eye on the ball | | | |
| keep one's eyes peeled | | | |
| keep one's fingers crossed | | | |
| keep one's hair on | | | |
| keep one's head | | | |
| keep one's head above water | | | |
| keep one's head down | | | |
| keep one's head on a swivel | | | |
| keep one's knickers on | | | |
| keep one's lips sealed | | | |
| keep one's mouth shut | | | |
| keep one's nose clean | | | |
| keep one's options open | | | |
| keep one's pants on | | | |
| keep one's pecker up | | | |
| keep one's stick on the ice | | | |
| keep one's temper | | | |
| keep one's tits on | | | |
| keep one's voice down | | | |
| keep on truckin' | | | |
| keep pace | | | |
| keep quiet | | | |
| keep shtum | | | |
| keep someone amused | | | |
| keep someone busy | | | |
| keep someone company | | | |
| keep someone in the loop | | | |
| keep someone on ice | | | |
| keep someone on their toes | | | |
| keep someone posted | | | |
| keep someone sweet | | | |
| keep straight | | | |
| keep tabs on | | | |
| keep the ball rolling | | | |
| keep the bones green | | | |
| keep the home fires burning | | | |
| keep the peace | | | |
| keep the pot boiling | | | |
| keep the show on the road | | | |
| keep the wolf from the door | | | |
| keep up | | | |
| keep up appearances | | | |
| keep up with the Joneses | | | |
| keep up with the times | | | |
| keep watch | | | |
| kernel of truth | | | |
| kettle of fish | | | |
| keys to the kingdom | | | |
| kick a dog when it's down | | | |
| kick against the pricks | | | |
| kick ass | | | |
| kick ass and take names | | | |
| kick at an open door | | | |
| kick at the can | | | |
| kick back | | | |
| kick bollocks scramble | | | |
| kick butt | | | |
| kick in | | | |
| kicking and screaming | | | |
| kicking boots | | | |
| kick in the teeth | | | |
| kick into the long grass | | | |
| kick into touch | | | |
| kick it | | | |
| kick loose | | | |
| kick off | | | |
| kick one's heels | | | |
| kick out | | | |
| kick out the jams | | | |
| kick rocks | | | |