| knock someone into the middle of next week |
| knock someone's socks off |
| knock together |
| know inside and out |
| know one's shit |
| know someone from Adam |
| know the score |
| know which side one's bread is buttered on |
| knuckle under |
| kao peh kao bu |
| keep a civil tongue in one's head |
| keep a cool head |
| keep a low profile |
| keep an eye open |
| keep an eye peeled |
| keep company |
| keep house |
| keep it in the family |
| keep it one hundred |
| keep it together |
| keep off the streets |
| keep on about |
| keep one's chin up |
| keep one's ears open |
| keep one's eyes peeled |
| keep one's hair on |
| keep one's head above water |
| keep one's head on a swivel |
| keep one's lips sealed |
| keep one's nose clean |
| keep one's pants on |
| keep one's stick on the ice |
| keep one's tits on |
| keep on truckin' |
| keep quiet |
| keep someone amused |
| keep someone company |
| keep someone on ice |
| keep someone posted |
| keep straight |
| keep the ball rolling |
| keep the home fires burning |
| keep the pot boiling |
| keep the wolf from the door |
| keep up appearances |
| keep up with the times |
| kernel of truth |
| keys to the kingdom |
| kick against the pricks |
| kick ass and take names |
| kick at the can |
| kick bollocks scramble |
| kick in |
| kicking boots |
| kick into the long grass |
| kick it |
| kick off |
| kick out |
| kick rocks |
| kick someone's ass |
| kick some tail |
| kick the beam |
| kick the can down the road |
| kick the tires |
| kick to the curb |
| kick up one's heels |
| kick with the other foot |
| kiddie table |
| killer instinct |
| kill me |
| kill the fatted calf |
| kill trees |
| kindest regards |
| kindle-fire |
| kindred soul |
| kind regards |
| king of beasts |
| king of the castle |
| King of the Jungle |
| King Shit of Turd Island |
| kiss and cry |
| kiss and tell |
| kiss arse |
| kiss my ass |
| kiss off |
| kiss someone's ass |
| kiss the gunner's daughter |
| kiss up to |
| knee-deep in the Big Muddy |
| knee-jerk reaction |
| knight in shining armor |
| knit one's brows |
| knit together |
| knock a dog off a gut wagon |
| knock down |
| knock for a loop |
| knock it off |
| knock oneself out |
| knock on wood |
| knock out of the box |