horsy UK /ˈhɔːsi/US /ˈhɔɹsi/adjective 3noun 2forms 3 adjective3 •Of, relating to, or similar to horses.Pirates, these women, with their ladylike briefcases for the loot and their horsy, acquisitive teeth. — 1985 •Involved in breeding or riding horses. •Clumsy, clunky, bulky, inelegant, or unrefined. noun2 •A child's term or name for a horse. •A game where a child rides on the back of another, who is on all fours.When he got in the house, if I'd left him to read his newspaper in quiet, then he'd play horsey with me, riding me around the house on his back; I'd put a pillow on his back for my saddle — 2000 formshorsies · horsier · horsiest