Wiktionary
cain't
contraction (lb en chiefly US South) (nonstandard form of can’t English)
Usage examples of "cain't".
And Clay, he--Oh, the po' motherless thing--I cain't talk abort it--I cain't bear to talk about it.
But he knows it so good, he cain't teach it to me: seem like he done forgot how he ever learn in the fust place, if you know what I mean," Israel said.