Definitions by Mike D, thats me

BD 

This is the only thing BD means, not any of these other definations: Its the abbreviation for BustDown, which only means hot girl you want to fuck

That chicks a BD.

BD by Mike D, thats me February 10, 2009

Bustdown 

Girl that you want to fuck.

Shes a Bustdown.
I want to bust her down.

Bustdown by Mike D, thats me February 4, 2009