To make something seriously awesome, extremely creative, completely epic; brings a uniqueness to it and makes it better...
T-Pain, for example, makes songs like "I'm On a Boat" SO much better and more unique. "T-Caining" comes from T-Pain, but it's better, because it's unique and different, which is what "T-Caining" is. It is the action of making something better, more unique or just making it AWESOME.
A startling new sexual position that began sweeping the nation in early November, 2011. The sexual position is fully achieved by lining up 5-7 women, actively positioning the heads in a semi-circular formation around the crotch area, and then simultaneously knocking them all out with a swing of the dick.
'Man, I was at this crazy sorority party last night... but there were sooooo many wasted chicks, and the cops were coming.. so I just Cain Train'd 'em and left quick.'
'If you havin' girl problems, I feel bad for you son... I got 99 problems and THE CAIN TRAIN IS ROLLING!!!'
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.
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.