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

got to go ( Short hand )

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.

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

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