trench knife
noun
a short knife for stabbing, sometimes equipped with brass knuckles as a guard, used in modern warfare in hand-to-hand combat.
Origin of trench knife
First recorded in 1915–20
Words nearby trench knife
trenail,
trench,
trench coat,
trench fever,
trench foot,
trench knife,
trench mortar,
trench mouth,
trench warfare,
trenchant,
trenchard
Example sentences from the Web for trench knife
Then with a veritable French trench-knife Madame cut the potatoes into long strips.
Modern Essays |John Macy
British Dictionary definitions for trench knife
trench knife
noun
a double-edged steel knife, often with a guard in the form of a knuckle-duster, designed for close combat
Word Origin for trench knife
C20: so called because such knives were carried by patrols in the Trenches during World War I