Entry 2 senses · 2 variants Webster, 1913 amyous /(ăm"ĭ*ŭs)/ · am·y·ous · IPA a. a. 01 a. Characterized by lack of muscular tissue. 1. Characterized by lack of muscular tissue.(Med.) 02 a. Wanting in muscle; without flesh. 1. Wanting in muscle; without flesh.(Med.)