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1.
to cown someone in the knee, violently and brutally, up the ying yang.
Timothy cowned Jordan in the knee.
by Fakemaster May 17, 2008
 
2.
To get killed in Halo 3 by a street cone. (Usually only happens in Bungie's map "The Pit".) One guy even got Recon armor for it.
Player 1: Dude, someone shot the fusion coils and I died by a street cone.

Player 2: Haha! You got C-owned.
by Bu113tSpark September 06, 2008
 
3.
Kicked by a cow. Cow + owned.
Fred tried to tip Bessie, but she woke up first and he got cowned.
by The Fucking Police November 16, 2007