Roll Ciao Share definition Flag A slang term implying goodbye or farewell. Literally an intoxicated adaption of "Rightio then, good bye". "Alright dude, I'm heading off for a couple of beers...Roll Ciao". "Has Pete left?" "Yeah, didn't you here him say Rollchies on the way out?" Roll Ciao by jsyph September 30, 2008 Get the Roll Ciao mug.