Green’s Dictionary of Slang

a general term of contempt; also attrib.

1968		G. Cuomo Among Thieves 219: La Sala was really a slob, old fuck-ass everybody called him.
2002		‘Rapture’ Diary 2 Jul. at Sweet-siren.com 🌐 ‘If you’re like that, you’ll never have a family.’ Why is he such a fuckarse?
2025		C. Summers on Bluesky 15 Mar. 🌐 I’m here you fuckass bitch.