Definitions by BCSakaButtcrackshowing

BCS

Butt Crack Showing

You tell the nearby person with their pants and underwear down too low to where you can see their buttcrack, "BCS dude" , and they pull up their pants.

"Hey man, BCS"

"Oh, *person pulls pants up* "

BCS by BCSakaButtcrackshowing February 17, 2013