trench knife

trench knife

n (Arms & Armour (excluding Firearms)) a double-edged steel knife, often with a guard in the form of a knuckle-duster, designed for close combat [C20: so called because such knives were carried by patrols in the Trenches during World War I]

Thesaurus

Noun

1.

trench knife - a knife with a double-edged blade for hand-to-hand fightingknife - a weapon with a handle and blade with a sharp point