An act which may be taken as disregarding another person's wishes or desires. Ignoring all reason to commit an utterly ridiculous action or avoid such action.
Person 1: "Hey man whats up?"
Person 2: "not much..."
Person 1: *slaps person 2 in the nuts*
when a a skinny, average, or even a fat person acts in a way in which a normal or overly fat person would act, such as having a whole cake instead of just one piece or taking more than three pieces of Hershey's miniature chocolate bars from a fish-shaped dish.
Alison reached into the fish shaped dish and retrieved 6 pieces of Hershey's miniature chocolates that she proceeded to eat and then remarked how that was a fat ass move
A first ass man move is one of great wisdom and self-awareness. This generally refers to moves that are unexpected, spontaneous, and perhaps even outright brilliant.
Origin: While this phrase may be of ambiguous origin, this term, for unexplained reasons, is heavily assosiated with the lord and saviour, Jesus Christ himself.
Boy 1: How did you get rid of that clingy chick that keeps stalking you on social media?
Boy 2: I blocked her.
Boy 1: Wow dude...that's a first ass man move, if you ask me.