present participle of trench-plough

(transitive) To plough with deep furrows, for the purpose of loosening the land to a greater depth than usual.

A plough for turning up the land more deeply than usual.

A very narrow trench dug in an urban environment in order to lay fibre optic cable.

plural of trench mortar

A small mortar designed to fire shells from one trench to an enemy trench.

A type of baton or cane used by soldiers in military trenches, especially of the First World War, for manoeuvring and for basic combat.

(military) A deep trench from which one can fire on the enemy.

A knife designed for use in hand-to-hand fighting in trenches, typically having a double-edged blade and a knuckleduster on the handle.

plural of trench knife