undrunken adjective2 •Not drunken; sober, unintoxicated.It was all very good-humoured and traditional, relatively tasteful and undrunken, with less rowdy vulgarity than you often find at such an event in Britain. — 1987 •(literary, no longer used) Undrunk; that has not been drunk.Leave no drop undrunken of thy delight. formsmore undrunken · most undrunken