look up any word, like ratchet:
 
2.
someone who shows up at a dull party and suddenly its no longer dull
The party was so lame, i was about to leave then all of a sudden a van full of bdiddys showed up!
by gatorglidder February 03, 2010
 
1.
Baron Davis, NBA player.
B-Diddy will be a MVP this year, for sure.
by Pedro7182954 January 31, 2011
 
3.
A wanna be rockstar of the scene-whore variety.
He wears woman's pants!

He's super, thanks for asking...would you like a large pespi with that tonight?
B-diddy always ran drive thru late nights at taco bell.
by Endarkened March 27, 2007