The act of humiliating someone who thinks they are high and mighty. Taken from the following occurrence: A boxer bragging and smirking at a dive bar; a midget shredding his legs below the knees with his shiv.

A dumb idiot who thinks that kiwi is a boy when she literally said "shes a boy omg".

When your knee has a bump under it caused by a tendon popping out from growing too fast, formally known as osgood schlatters, usually most males in middle school will have it, hurts if pressure is applied

A euphemism for proposing to your significant other.

A common saying among Vikings during their time period. When Vikings proposed to their significant others, they'd usually get down on one knee (similar to the tradition today) and do so. Then they'd settle down and maybe stop pillaging as much.

Since actually being shot in the knee with a real arrow would have a more-or-less similar effect, the phrase "Took an arrow to the knee," became a saying for proposal.

That's why the guards in the game Elder Scrolls V: Skyrim say it so often; the game is heavily influenced by Viking culture, and most of the guards are probably married.

Old grandmom knees. Like she is 83 years old. And they hurt all the time. PT is soooooooo much fun

is similar to business

When someone works with homeless people and gets infested with fleas.