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2.
A short way of telling someone off.
FUTB is short for f*ck you too b*tch.
I told my sister FU while chatting with her online and she said, "FUTB".
F*ck you too b*tch!
by Gerelle May 08, 2010
 
1.
acronym for Fingers Up The Butt. Often used when listing services offered by a sex worker.
She offers anal play, including FUTB.
by KCrash January 24, 2010
 
3.
"FUll Time Boo" some one who you keep a relationship with for more than 3-4 months. TB is a temporary boo, a 1-2 month relationship.
She's more than just my girl, she my FUTB.
by go getta_* February 15, 2008