1 definition by SPSan
When you have a fart, that may or may not be uncontrollable and a little shit leaks out into your pants. Comes from the combo of Shit and Fart, SHit fART.
I was so embarrassed when I was out to the movies with my girlfriend after I sharted and she started to ask me what that shit smell was.
by SPSan August 2, 2017