Every spring, the old tractor trench-ploughs the field to prepare for planting.

After the storm, the farmer trench-ploughed the field to improve drainage.

The contractor rented a trench-plow to lay the irrigation pipes across the field.

The squad carried a lightweight trench mortar designed to lob shells into the enemy's forward trench.

The veteran showed me the trench stick he had kept since the First World War and explained how it was used to fend off attackers in close quarters.

The platoon relied on trench mortars to keep enemy infantry from advancing across the open ground.

The platoon hurried into the fire trench as shells exploded over the ridge.

The engineers dug a mini-trench along the curb to install the city's new fiber optic line with minimal disruption.

She photographed the antique trench knives on display at the military museum.

He checked the trench knife tucked into his belt before stepping into the narrow dugout.