Stands for Gigantic Black Fart. Used as a term for endearment to describe a male bestfriend that is not šŸ’…šŸ»
Gbf, you wanna hang out later today?

Yeah sure, what time?
by ur dad's prostate August 01, 2021
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Hes Giant Beard Face but his real name is Garret Bobby Fergeson, hes a video game legend but a fucking prick and will do anything to win. Fuckin pussy, I FUCKED YOUR MOM
"You played againsr GBF yet?"

"Yup he said he banged my mom, where'd you meet this dude Rigby?
by Regular Show Bro August 23, 2020
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The GBF (gay best friend) affect, the common shaming of a GBF that will last for approximately 3-7 months. Although no longer a GBF one will be called a GBF only because they used to be.
Dude you are such a GBF
No I’m not, tell me how, that was months ago
Idk, just the GBF affect
by Drewc32 July 04, 2019
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