A jibe used on someone disliked, frequently someone regarded as lazy.(noun)
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Use "fat-ass" in a sentence
"“Now, when you ready to buck again”—the voice was cold and heartless, almost hollow—“you let me know so I can call your fat-ass mama and tell her to get her best black dress."
"I was smoking six times a day: gutting a fat-ass cigar and re-stuffing the paper with Kush to create the finest blunt."
"“Unless you're some fat-ass heifer, no straight guy is going to turn down punani with two Viagra in his cock,” she says."