- 1 [not usually before noun] not drunk (= not affected by alcohol) I promised him that I'd stay sober tonight. He was as sober as a judge (= completely sober ).
- 2(of people and their behavior) serious and sensible a sober assessment of the situation He is honest, sober and hard-working. On sober reflection (= after some serious thought), I don't think I really need a car after all.
- 3(of colors or clothes) plain and not bright a sober gray suit
- adverb He was soberly dressed.Idioms
soberlyjump to other results
having drunk no alcohol at all
stone-cold soberjump to other results