[am.big.u.ous] adj [L ambiguus, fr. ambigere to be undecided, fr. ambi- + agere to drive--more at agent] (1528) 1 a: doubtful or uncertain esp. from obscurity or indistinctness "eyes of an ~ color" b: inexplicable
2: capable of being understood in two or more possible senses or ways syn see obscure -- am.big.u.ous.ly adv -- am.big.u.ous.ness n