Big Brother, a tv show

stands for Bye Bye. It's used more in the European gaming arena than in North America.

Abbreviation for 'big boobs'

Hot, kind, funny, strong, very attractive but no boys like her👉🏻👈🏻

The word "BB" is an abbreviation of "Bulletin Board" commonly referring to the php Bulletin Board.

phpBB is a popular Internet forum package written in the PHP scripting language. Available under the GNU General Public License, phpBB is free software.

Some communities have adapted the 'bb' abbreviation at the end of their website to let the community know they are running a bulletin board (usually phpBB).