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1.
a group of females in California that are at an extremely high level of cool. these females tend to do strange things such as sleeping in tents in backyards, sleeping in trailers in driveways, and sitting on roofs.
I hope that one day I can be BLAC, but I need to increase my coolness first.
by Apache, Jump on it!!!! March 20, 2007
 
2.
A group consisting of the four coolest girls ever to rock Southern California.
We're BLAC cuz we sleep in tents in backyards and trailers in driveways!
by Apache. . . JUMP ON IT! March 05, 2007