GBB 

Google Black Belt. A specific level of user knowledge that makes searching specific things with ease. Typically the one person that everyone goes to and thinks is smart.

Hey Man, can you look something up for me? For sure bro, let me google that for you, I'm GBB LV2.

GBB by GBBLV3 September 26, 2017

GBB 

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)

GBB by Tompa August 6, 2006

gbb 

gbb is a dangerous gang based in australia. aka gay black babies

i thought my life was over when gbb pulled up

gbb by GBBthugga December 1, 2020

gbb 

gay big brother

oh he's my gbb (gay big brother). he taught me how to bottom

gbb by it's like saying "i love you" January 2, 2012

GBB 

Grand Beatbox Battle. It is an annual championship for beatboxer around the world. The Youtube Channel "Swiss Beatbox" is uploading compilations, the different battles and more. The battles are happening in a different country every year.

What battles are there?
- Solo eliminations
- Tag team battles
- 1v1
- Loopstation
How can you enter?
- You upload a Wild-Card with your best Beatbox Routine on youtube and they choose the top 16.

What is the Prize?
- You get a certificate and the status that you are the best Beatboxer world wide.

Heartzel: "Ayo GBB"
Crowd: *cheers*
Heartzel: *starts beatboxing*

GBB by CinnamonVox February 26, 2022

gbb 

get broadband

(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

gbb by david July 8, 2004

gbb 

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!
A: Damn.

gbb by greenchief February 11, 2006