Green’s Dictionary of Slang

bitch-ass adj.

[bitch n.1 (1a) + -ass sfx]

(US black) a general pej.

[US](con. 1950s) D. Goines Whoreson 88: Do you understand, bitch ass motherfucker?
[US]J. Ridley Love Is a Racket 295: Hey, dickhead [...] Tell your bitch-ass gorilla to get off him!
[US]W. Shaw Westsiders 13: A bitch-ass company of pencil-whippin’ motherfuckers.
[US]C. Stella Rough Riders 34: You goddamn right I know him, the rat, bitch-ass motherfucker.