Top definition
A person who, in a public place, suddenly shows up and is an asshole
I was waiting on the platform when all of sudden, this old fuck who I don't even know glared at me and called me a "piece of shit." May an agonizingly slow death befall that pop-up asshole.
by Rudee July 25, 2018
Get the mug
Get a pop-up asshole mug for your brother-in-law Georges.