gtg 

Internet shorthand for "Got to go". Also, it can mean "good to go", depending on the context.

Good to go:
"Say, I'm heading out. You coming?"
"gtg."

Got to go:
"Shoot, it's almost midnight. gtg."

gtg by Mephianse September 8, 2004

gtg 

got to go ( Short hand )

when you don't have the time to write a long bye.

gtg by kel December 9, 2003

GTG 

Slang for the internet acronym "Got To Go." Is also sometimes phrased as "G2G". Used as a goodbye message or simply saying that the player has to get off their computer.

James - "Up for another match?"
Bob - "Nah, sorry mate, GTG."

GTG by Hipstacat May 16, 2013

gtg 

got to go

Rachel I gtg

gtg by Lil March 2, 2004

gtg 

Got to go

Dude i gtg l8r

gtg by scott sasaki July 27, 2002

gtg 

Means gotta go. But it has evolved into something more like i dont wanna txt you anymore

Person: Whats up?
Person 2: Nothinnnn.
Person:hey gtg bye

gtg by personthatsubmits stuff September 1, 2010

GTG 

It means, Got to go. In chat rooms, sometimes if you have to leave you have to say,"Gtg!".

She typed,"Oh, I gtg. My mom is taking me to a party! Bye!"

GTG by TheFlyingRoborovski July 19, 2011