Entry 1 sense Webster, 1913 Vagarious /(vȧ*gā"rĭ*ŭs)/ · Va·ga·ri·ous · IPA /veɪˈɡɛɹi.əs/ 01 a. Given to, or characterized by, vagaries; capricious; whimsical; crochety. 1. Given to, or characterized by, vagaries; capricious; whimsical; crochety.