by BobbyCanoe November 3, 2003

by SeizurgasmDude March 29, 2012

by BONE May 3, 2003

Similar to "back in the day". Usage signifies that you have known said person for a long time; technically since you were little kids who were only as tall as the lower leg of an adult. Your height was "knee high".
Aaron: Hey man, that kid Sam is a real chiller. How do you know him?
Ben: He's been my boy for a while. I know that kid from knee-high
Ben: He's been my boy for a while. I know that kid from knee-high
by marshy boy December 7, 2006

The practice of a peace officer placing his/her knee on the back of a criminal's head to facilitate the application of hand cuffs.
Man that guy just bailed off his bike and tried to run, but needless to say, he got the knee of justice.
by Smiledriver September 23, 2005

AHAHAHAHA, that's a KNEE-SLAPPER!
by emelizabeth October 30, 2004

A painfull condition causing rheumatic spasms in the knee's, usually suffered when a job involves a lot of kneeling.
(Bob and Joe fitting a carpet)
Joe: "what you chattin about bob"
bob: "This job is giving me pornstars knee"
Joe: "what you chattin about bob"
bob: "This job is giving me pornstars knee"
by MIKEY MIKE MASON August 26, 2007
