Cack Draft

When you open the door to a toilet that still has the pungent odour of poo which rushes toward you.

from the british term cack and backdraft

Dude don't try and go into the bathroom i just got hit by a major Cack Draft and it almost put me in a coma

Cack Draft by CayndehMan January 4, 2010

crackdrafting 

When the crack of your ass peeks out from the top of your pants.

When he bent over I could see that he was crackdrafting.

crackdrafting by boopbutterfly January 12, 2011