Gas Blowback is a function equipped on weapons which operates with help of gas and shots 6 millimeter ammunition. The word "Gas Blowback" means that the slide repeats between each rounds when the weapon fires.
GBB: Gas Blowback pistol. (Soft Air Gun)
Acronym for Gay Black Bestie, a best friend who happens to be gay and black.
Hey, Cooper, I didn't know you were gay.
I guess now you are my G.B.B.
WTF does -that- mean?
It means you're my gay black bestie!
gay big brother
oh he's my gbb (gay big brother). he taught me how to bottom
1 N. A device composed of a marijuana rolled cigarillo, or blunt, placed into the socket top of an aquatic gravity bong.
GGB= Gravity Bong Blunt
2. V. The act of inhaling the vapors of a marijuana filled blunt released from a gravity bong device.
1. Hey dude I heard you had a sick GBB can I come over and hit your gravity bong blunt?
2. Yo dude I hear Amanada GBBed at that party last night. Oh! She grabbed black balls?
No dude! She Gravity Bong Blunted!
GBB Green Bottle Blue,chromatopelma cyanopubescens; a species of tarantula.
Grabbed by the balls.
A: Dude, she made me watch a Walk to Remember instead of pr0n.
B: HA! Man, you've got a case of GBB!
(said to annoying people on dial up who insist on downloading lossless audio files at 5kbps for days on end)
D: hey beebs, can i get some flac?
B: gbb you tosser