When a person (Usually a male) sees a chick's ass that is so big/lusious/awesome/fappable.
To get the best quality, put on expensive sunglasses, bite your bottom lip, and say dat ass.
To get the best quality, put on expensive sunglasses, bite your bottom lip, and say dat ass.
by Scout The Hedgehog July 22, 2011
Get the Dat Assmug. 
To be acknowledged that you have an ass; given a positive review of the ass; one showing affection for another's ass; showing a friend that its "Dat Ass" he messed around with
can be used in the form of a hand gestures including: an open hand, a tickle motion, a point, or a two handed hold for those larger folk
Henry: "Dat Ass!!!" (tickling motion)
Nick: "Nigguh"
Henry: "Dat Ass!!!" (tickling motion)
Nick: "Nigguh"
by mackin-z August 23, 2012
Get the Dat Assmug. "Dude did you see Vicky Mags?!"
"Yeah why?"
"Summer was good to her, look at dat ass!"
"Yeah I came 5 buckets!"
"Yeah why?"
"Summer was good to her, look at dat ass!"
"Yeah I came 5 buckets!"
by Dat ass man April 26, 2009
Get the dat assmug. by amandastarkey16 April 11, 2015
Get the dat assmug. by Deucebeast June 28, 2007
Get the spank dat assmug. 1. to engage in sexual relations with another. comes from the root: tappimus datus assimus
refers to tapping a keg
refers to tapping a keg
by fallacy October 30, 2001
Get the Tap dat Assmug.