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Greasy Beefy Curtains. When the lips of a woman's vagina appear stretched out and hanging like a curtain, brown in color like a piece of beef, and shiny like grease.
The stripper's face was hot, but one look at her G.B.C. and I was running for the hills.
by Sideshobetty May 28, 2009
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15
8 crazy kids who think they are awesome and like sex a lot but never actually have it. stands for Gang Bang Crew. we like to go to disneyland and buy condoms.
noun:: "I am going to hang out with the GBC."

adjective:: "Hey that condom is sooooo GBC."

verb:: "We are so going to GBC Mean Girls tonight."
by plum March 18, 2005
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17
"GB" in Chinese is botheration,and C is one kind of lastname.This word means people that lack of brain,thus doing a lot of stupid things.
GBC is here,please do not be serious.
by wuhuhu January 18, 2005
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18
One who does whatever it takes to be cool, or appear to be in the "In Crowd"

Acronym: Gotta' Be Cool
"That fool is GBC"
by Shawn Garcia May 24, 2005
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You: why would she do that?

Me: I don't know, GBC.
by EKwhippin December 25, 2015
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20
A school where there’s nothing to do except vape and fight They discipline by handing out coloured pieces of paper if a week goes buy without a kid leaving and going somewhere else it’s a miracle. If there’s not a fight at recess they put it on the announcments
Boy 1: Do you got to G.B.C.S
Boy 2: not anymore
by What is available July 22, 2019
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