Kolla upp vilket ord som helst, t.ex. swoll:
 
1.
big balls, small dick. people with big testicles and a small penis are known as having BBSD.
guy 1:hey i heard you have BBSD.

guy 2: no i dont!
av MBP! 28 april 2011
 
2.
Butt Bumpin Shit Dick

The act of inserting your dick into an anus, covering it with shit.
Hey guys, I just got dumped. I want to BBSD with all of you!
av SeaFoam 20 maj 2010