Rubber overshoe Crossword Clue

 The answer to the crossword clue "Rubber overshoe" is GALOSH.

A galosh is a waterproof overshoe made of rubber or other material. It is worn over shoes to protect them from water, mud, and snow. Galoshes are often worn in wet weather or in areas with a lot of snow.

Here are some other clues that could be used for this answer:

Rubber boot

Overshoe

Rain boot

Snow boot

Wellington boot

I hope this helps!