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
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.
When you have explosive diarrhea to the point that you drop to your knees in pain.
Hey, dude why weren't you at Lillie's party last night?
Sorry dude I had Donkey knees!
When a guy stands against a wall and a girl gets on her knees and voraciously blows him
Nick: I was really having a bad day until Tara gave me a knee j.
Tara: My knees hurt, can you get me some lotion.
The results when a tranny attempts to hide their junk. Not to be confused with, "moose knuckle," or " camel toe."
That dude looking like a lady except for the llama knee in his trunk.
Its a condition in which a knee grows.
Guy: hey Kyle what do you hate the most
Kyle: definitely (knee grow)s, hate having one