noun Date: 1916 a waterproof overcoat with a removable lining designed for wear in trenches, a usually double-breasted raincoat with deep pockets, wide belt, and often straps on the shoulders
TRENCH COAT
Meaning of TRENCH COAT in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012