"Sorry I c'ain't help you move today". You could do it, but you choose not to because you clearly have something better to do with your time.
by bandondunes October 23, 2009
C'ain't is an abbreviation of two abbreviations usually used in more Southern Regions of the United States. It's a combination of Can't and the improper word Ain't. It's meaning is double sided. It's used in the sense of you can't do it and you won't do it.
by Barrythebobster June 30, 2018
The abbreviation, used prodometely in southern regions, that is Can't and the improper word Ain't. Usually used when wanting to emphasize how impossible the task is.
You C'ain't do that Danny.
by Barrythebobster June 30, 2018