1 definition by Aadon Gondahlvor
One who kills (either accidentally or purposefully) a member of his or her own team. Someone who should be killed themself. often used after a lasertag game with friends, during a counterstrike or halo game, or any of the other FPS or gun-related team games.
Damnit, you team killing fucktard, Watch where you're shooting!
You fucking killed me, Team Killing Fucktard!
You fucking killed me, Team Killing Fucktard!
by Aadon Gondahlvor February 10, 2004