domino ass
The sweaty, sore feeling you get in your ass from playing a full 13 rounds of dominos. Often alleviated by getting up and grabbing a beer or taking a piss.
Guy 1: Damn, I'm starting to get that domino ass.
Guy 2: Well, beer me broseph.
Guy 1. Aight
Guy 2: Well, beer me broseph.
Guy 1. Aight