The letters of B.L.B. each stand for a different word. The first 'B' stands for butt-hole, the 'L' stands for licking and the second 'B' stands for Bitch. In short, B.L.B. is an abbreviation for 'Butt-hole Licking Bitch'. It can be used as a compliment or insult depending on what turns you on.
1. That chick last night turned out to be a B.L.B.!!
stands for BitchesLove Snacking. Often used as an adjective to describe a group of hefty females who enjoy themselves some rice, beans, and pernil. Used as a clan name by a group of females scattered through various parts of Queens and Brooklyn; although the largest part of the group is located in an area called Woodside Queens. These are the sworn enemies of the B.O.S.
example 1=
B.O.S. #1: damn man look at that penguin shes goin in on those sardines