Entry 1 sense Webster, 1913 curvaceous · IPA /kɚˈveɪ.ʃɪs/ 01 adj. having a pronounced womanly shape; having a slender waist with prominent breasts and hips. 1. having a pronounced womanly shape; having a slender waist with prominent breasts and hips.[chiefly dialect] Syn. bosomy, buxom, full-bosomed, sonsie, sonsy, voluptuous.