overshoe

An article of footwear worn over a shoe as protection from water, snow, or cold.

A shoe worn over another; specifically, an outer water-proof shoe; also, an outside shoe lined with fur or other warm material, worn in winter for the sake of warmth.

A shoe that is worn over another for protection from wet or for extra warmth; esp., an India-rubber shoe; a galosh.

a waterproof shoe worn over an ordinary shoe during wet weather

footwear that protects your shoes from water or snow or cold