OKOKOKsokayokays1 (alsookay) exclamation (informal)yessame meaningall right: ‘Shall we go to the party?’ ‘OK.’OKOKOKsokayokays2 (alsookay) adjective, adverb (informal)1safe and well; calm or happysame meaningall right: ‘How's your mum?’ ‘OK, thanks.’2all right; acceptable: Is it okay to sit here?