n. (pl. -ies) 1 a young dog. 2 a conceited or arrogant young man. puppy-fat temporary fatness of a child or adolescent. puppy love = calf-love (see CALF(1)). puppyhood n. puppyish adj.
[ ME perh. f. OF po(u)pee doll, plaything, toy f. Rmc (as POPPET) ]