winterproof

English

Etymology

From winter +‎ -proof.

Adjective

winterproof (comparative more winterproof, superlative most winterproof)

1. Resistant to the harsh weather conditions of winter.

Verb

winterproof (third-person singular simple present winterproofs, present participle winterproofing, simple past and past participle winterproofed)

1. (transitive) To make resistant to the harsh weather conditions of winter.