Schnibbler (Noun) - A male who portrays the worst possible qualities to friends and colleagues. An excessive liar, cock block, game killer, third wheel creep show. His game has an inverse relationship to the game of all other males around him.

(Female version - Schnibblerette)

Schnibble (Verb) - To spit game that has an inverse relationship to the game of all others around.
Frat Boy 1: "Dude, my game was working so nice on Sarah until the schnibbler showed up."

Frat Boy 2: "Aw bro, he schnibbled the shit out of you."
by BMFD May 8, 2008
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