WordNet sense 1 ((of a person) possessing physical strength and weight; rugged and powerful):

brawny, hefty, sinewy

WordNet sense 2 (having strength or power greater than average or expected):

strong

WordNet sense 3 (having great power or force or potency or effect):

powerful

WordNet sense 4 (having a sturdy and well proportioned body):

athletic

WordNet sense 5 (having a robust muscular body-build characterized by predominance of structures (bone and muscle and connective tissue) developed from the embryonic mesodermal layer):

mesomorphic