Top definition
Abbreviation for "You best be trollin' nigger" or "you better be trolling you jolly african american" and the like.

Mostly used on imageboards, such as the oh-so diverse community of chans.
OP - "So how many hundreds of times have you guys have had sex yet?"

anon1 - "...never"

anon2 - "ybbtn"
by motherofjesusgodfuckingloser August 21, 2009
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