Sponge Knee

When one of the knees gives way temporarily whilst walking causing a person to dip halfway to the ground before re-gaining control - therefore looking like a complete tit to any onlookers.

Ha Ha Ha, John just got sponge knee, Ha Ha Ha.

by Wood Knee January 13, 2008

knee break

When a female take time out of her busy day to stop and suck her man dick like its air under water

Baby I kno you bizzy but you should take a knee break some time soon

by Jr Uing/VM May 14, 2014

Goose knees

when a girl(esp. skinny chicks) gives so much head on her knees that her knees begin to swell and resemble those of a goose or duck.

“I’m chillin at the crib sipping juice, while this bowlegged bitch gets goose knees.”
-Anonymous

by ThefirstGAL May 8, 2014

shiny knee

When a person has a sparkly knee. often seen on a white boy.

Damn that Charlie gubbins has the shiniest knee, it was just so noticeable during gym class. shiny knee is- a knee that is radiating

by Jamacainmecrazy12 March 29, 2015

Beat Knees

Sex between humans, insertion of the male's erect penis into the female's vagina is followed by rhythmic thrusting usually culminating in orgasm;

Lovers beat knees every chance that they get.

by Rappin Grandma June 24, 2015

Elephant Knees

When you knees can't support your fatass body so they get bigger and bigger.

Jesse-Hey did you see Tate's elephant knees?

Justin- Yeah how could I miss them big mother fuckers.

by VarsityAnonymous August 8, 2016

Whip knee

When you plant your leg so many times doing the "whip" that your knee begins to ache

Damn man, I whipped so many times last night I got whip knee

by Theguywhoknew November 16, 2016