Bradford, PA's definitions
Unlike a fart, when air gets trapped in one's butt cheeks, usually while sitting, and a small pocket of air pops out. This is similar to a vaginal queef.
by Bradford, PA December 16, 2016
Get the Butt cheek queefmug. by Bradford, PA March 18, 2011
Get the reverse grumpkinmug. by Bradford, PA March 25, 2011
Get the cock-siclemug.