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GROW THE F.CK UP

Used when adults are acting like kids
An adult is crying about somthing dumb in a forum or acting childish. Use GTFU
GTFU by Newmie August 3, 2004
Related Words
gtgfu GTFU gagfuck GTFUL GTFUTM gtgcul8er gtgf GTGFG gtgfo gtgfr
Making one puke on your cock by the act of fucking them in the mouth very hard until they do so.
I gagfucked your grandmother and when i pulled out my cock was green.
gagfuck by mandudeguy January 18, 2005
GTFU- Grow The Fuck Up.

An acronym used often by RA's, Power-nerds and other precocious minorities to express their disapproval of the many vapid, immature people one comes across.
'A' makes a ridiculous penis joke. 'B' says, "GTFU" in response, leaving 'A' in a daze...
GTFU by boyinterrupted April 7, 2009
"Dude, it's 9:45 and you're still sleeping, you need to GTFU and go to class!"
GTFU by tdbmachine January 3, 2008
It's time for you to stop relying on your parents and gtfu
gtfu by stressless18 May 8, 2018

gtgcul8er 

Got to Go, See You Later

Used as Short Hand in text messaging, or Instant messaging
person1: Ive Gtgcul8er

Person2: Ok, Cya
gtgcul8er by Nathan Fenn June 12, 2007