A longer version of Ceebs, a word derived from CBA (Can't be assed). Ceebage can be used when someone tells you to do something or you have to do something & you cannot be bothered doing it.
the well known disease affecting many modern teenagers in which they are compulsed to say 'ceebs' or any other form of it.
teen a: wannado something?
teen b: nah, ceebs...
teen a: wanna eat?
teen b: nah, ceebs...
teen c: i really need a pee, but ceebs...
teen a: wow, major case of ceebitus
teen c: mhmm...