Top definition
Came from original meaning JK (just kidding) then changed into a more sophisticated form JFWU (just f**kin with u)
Austin- you know that yellow gatorade i gave you
Josiah- yea....
Austin-i pissed in it.
Josiah- oh my god wat the f**k man!?!?!
Austin-JFWU!
by Carmoneyt January 08, 2010
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