Definitions by Mug Asher

Ash in yo mug 

When an elderly person, generally over the age of 69, farts in your face. Often accompanied by a round of "high-fives" with all of the "flatulator's" best friends.

Holy shit, that guy at the country kitchen buffet totally Ash in yo mug.

Ash in yo mug by Mug Asher January 18, 2011