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1.
A synonym of fuck or shit when used in a way to express exclamation.
-FLUSTER! I got shot!
-Haha man you're fucked.
by dantheman [wec] February 05, 2009
 
2.
a.) fucked up on acid...or pcp.
b.) startled at something
the crazy bird who is fuckin losing it swooped down and pecked at the flustered pedestrian
by ma jones May 06, 2004