Knife Attached to the End of a Rifle
This page is the CodyCross answer for the clue below from House of Horrors, Group 1118, Puzzle 2 (Hazardous Materials).
Question is: Knife Attached to the End of a Rifle
and the answer is: BAYONET
Word Meaning:
BAYONET — (military) A blade mounted to the end of a long gun, originally with a handle inserted into the bore, now usually attached underbarrel.
Definitions from Wiktionary.