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1 definition by SouthBendGuy

 
1.
PFB
Penn Football - which is a bad word
Abbie: "Woohoo let's show some school spirit and make a T-shirt with PFB"

Superintendent: "BANNED, because urbandictionary.com has PFB to mean 'potential fuck buddy' as one of the definitions way down there!"

(True story)
by SouthBendGuy August 26, 2011