Also a persuader stick or a trench knife, which he may use if he is near enough to do it silently.
So I pulled out my trench knife and went for another, but he yelled 'Kamerad!'
While fighting a German in front of him he appeared to have been attacked from behind by another armed with a trench knife.
A new weapon which had come into use during the great war as part of the soldier's individual equipment was the trench knife.
Somebody could lean over the top and snake off your head with a trench knife before you could get your feet loose.
Each carried a trench knife and a revolver, the latter for use as a last resource only.