A female that has attracted the attention of male peers via sexual attractiveness. Said female is more desirable than the comparable "Cum Dumpster" and "Slam Piece". Rather, the hotness of the Thrash Meat is so intense that men fantasize about beating the female senseless with their genitals.
A Tehra is someone who is awesome, pretty, cool, beautiful, knowledgeable, and super zen-like. She is also supercalifragilisticexpialidocious. She has much wisdom-osity and always gives good advice.
Guy 1: Dude, who's that hot girl at the bar?
Guy 2: She must be a Tehra!
One whom overindulges in the fine art of Thrash Metal. Whether it be listening, playing it or talking about it, he or she cannot get enough of the best metal in the world that they're left with a high intoxicating effect.
Guy #1: "Dude, that guy over there is a complete Thrashaholic."
Guy #2: "What?"
Guy #1: "Thrash metal is all he talks about. The best metal ever."
Guy #2: "Yeah it is."