trench mortar

noun

1. a portable, muzzle-loaded mortar, usually having a smooth bore, fired at high angles of elevation to reach concealed enemy targets.

trench mortar

noun

1. a portable mortar used in trench warfare to shoot projectiles at a high trajectory over a short range

Word History and Origins

Origin of trench mortar¹

First recorded in 1915–20

Example Sentences

At the top of the hill, in the middle of a filthy big pool, is a ruined enemy trench-mortar, sitting up like a swollen toad.

From Project Gutenberg

The 2-inch trench-mortar fired a bomb exactly similar in shape to the hammer used in Highland games in throwing the hammer.

From Project Gutenberg

On 2nd September, a 2-inch trench-mortar battery arrived, though its ammunition did not join it till 7th October.

From Project Gutenberg

Next to mining, the most nerve-racking form of trench warfare was provided by the trench-mortar.

From Project Gutenberg

In the early part of 1916 the trench-mortar situation was greatly improved.

From Project Gutenberg