A term meaning either Grand Touring or Gran Turismo, as Gran Turismo is Italian for Grand Touring. It is used as a trim level on many cars, almost from the conception of automobiles.
GT can also be used to represent Gran Turismo, as in the PlayStation/PlayStation 2 video game.
fuck all of the other definitions that u see on this page about cars n phrases. GT means that u are guyanese, regardless of race or ethnicity. it represents the capital, Georgetown. proud to be guyanese. wun big family.