when someone unwillingly and reluctantly gives someone else their phone number because they were forced to agressively, they were emotionally manipulated or they felt sorry for them.
guy: i got this girl's number!!!
mate: you blatently phone raped her.
stands for 'can't be stuffed'
pronounced: ceebs
used instead of 'c.b.a' (cant be arsed) which is 3 syllables and more effort. cbs is only one :)
mum: empty the dishwater
you: cbs