Throughout, the crossing was effected under fairly lively machine-gun and trench-mortar fire.
The Huns, unable to rush the position, were bringing up a trench-mortar.
The presence of smoke always drew the fire of rifle grenades, trench-mortar shells and even artillery.
That moment a brave German seized to fire a trench-mortar point-blank.
trench-mortar projectiles are so large, and they describe so leisurely an arc before they fall, that men have time to run.
The German who fired the trench-mortar had done better than he knew.
I was assisting at some trench-mortar tests which have lasted several days.
We unearthed some remnants of trench-mortar ammunition-boxes.
In this brilliant action they captured seventy-four unwounded prisoners, a trench-mortar, and several machine-guns.
It was a trench-mortar which blew a hole in his body just now, over there.