What is Postfu?
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1. "Pics Or Shut The F*ck Up". Used on message boards to mean that the author is talking about something that requires visual evidence that should either be produced or the matter should be dropped.
"I met this hot chick over at the bar last night."
"C'mon, POSTFU."
See
Random Words:
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Scraping crabs and/or pubic lice out of pubic hair with your teeth.
I am so tired of raking the leaves for your mom, she needs to shave..
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A GameFaqs user who gets sigged a lot and is proud of it.
ninjaofdarkness = SIGGED'D'D'D..