Green’s Dictionary of Slang

ain’t nothin’ phr.

(US campus) no.

1995		Eble Campus Sl. Apr. 1: ain’t nothin’ – no; refusal of or to do something: ‘Will you take me to the store?’ ‘Ain’t nothin.’.
1997–2000		College Sl. Research Project (Cal. State Poly. Uni., Pomona) 🌐 Ain’t nuttin’ (phr.) 1. Nothing is going on. 2. I don’t care about fighting. [R.H. Watkins High School, Laurel, MS].