1 definition by (Bryce)

Top Definition
The act of saying something outrageous that is clearly not true or enormously exaggerated.
Guy 1: So, like 10 guys jumped me last night and i took them all on and won and then stole their wallets and then hooked up with all their girlfriends.

Guy 2: Dude, you're grassin.
by (Bryce) October 24, 2008

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