Entry 2 senses · 2 variants Webster, 1913 Jasp /(jăsp)/ · IPA /d͡ʒæsp/ n. a. 01 n. Jasper. 1. Jasper.[Obs.] 02 a. Having the surface decorated with cloudings and streaks, somewhat as if imitating jasper. 1. Having the surface decorated with cloudings and streaks, somewhat as if imitating jasper.(Ceramics)