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1.
The noise made by the expulsion of air from between rolls of fat. Related to queef.
Quaaf(ed)
Laquisha was passes out - It took a lot of tequila to bring the big girl down. She was laying there on the floor and when he rolled her over she quaafed so hard it almost scared me sober.
by AndyPants550 July 02, 2014
 
2.
The smell emitted from one's mouth after they have burped.
Dude, that was the nastiest quaff i have ever smelled, what have you been eating? dog shit?
by the ludes January 28, 2004