† fatuant,a.Obs.rare—1. [ad. L. fatuant-em, pr.pple. of fatuārī: see fatuate v.] Behaving fatuously, foolish, silly. 1641D. Hollis in Rushw.Hist.Coll. iii. (1692) I. 316 A Sorrow not womanish and fatuant, but accompanied with Indignation, and vigorous magnanimous Resolution.