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2.
An extra miniature leprechaun smoking obscene amounts of crack cocaine.
yo man check out that Fost man hes crazy.
by Brick Fost January 20, 2011
 
1.
Short for 'facebook wall post'. Typically said if you are inebriated. Short for 'facebook' and 'post' : fost
Guy1 "Hey.. did you see that fost from Kristina?!?!"
Guy2 "Yea.. that's wayyy too much facebook drama for me."
by bmac1 July 02, 2009