the art of going out on the piss and getting fucking messy.
wow,last night i must have had 20pints of beer! i was fessy!!
4๐ 8๐
Literally, your butt. Or bottom, booty, bum, rear, buttocks, derriรจre, etc.
Kelsey: Dude, don't be checkin' out my fessis!
Philippe: I'm sorry, I couldn't help it!
Kelsey: okay, well, don't let it happen again or i'll have to kick your fessis.