WordReference Random House Unabridged Dictionary of American English © 2026
moss•y
(mô′sē, mos′ē),USA pronunciation adj., moss•i•er, moss•i•est.
moss′i•ness, n.
- overgrown with or abounding in moss:a mossy stone.
- covered with a mosslike growth.
- appearing as if covered with moss.
- resembling moss:a mossy softness.
- old or outdated;
antiquated:mossy ideas.
- moss + -y1 1540–50