Top Definition
To say you are going to do something and then back out at the last minute. To flake out.
I can't believe you piked out again last night. You are such a piker.
by Smoove B March 24, 2005
to yell, freak out (usually at someone else), giving shit to someone
don't pike out on me, just cause you fucked up!
by bmoc November 05, 2003
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