gb
"yo, wanna come over and take some gb's?  "i took like 1 gb out of that 2 liter and i was baked
taking a [gravity bong] hit or using a [gravity bong]
""yo, wanna come over and take some gb's?  "i took like 1 gb out of that 2 liter and i was baked" What is the definition of "gb"?