muscular - adjective

• of or relating to or consisting of muscle
• having a robust muscular body-build characterized by predominance of structures (bone and muscle and connective tissue) developed from the embryonic mesodermal layer
• having or suggesting great physical power or force
• (of a person) possessing physical strength and weight; rugged and powerful

muscular - thesaurus

brawny   hefty   mesomorphic   powerful   sinewy