bayonet

bayonet is a   Noun

Definition:

[1] A pointed instrument of the dagger kind fitted on the muzzle of a musket or rifle, so as to give the soldier increased means of offense and defense.

[2] A pin which plays in and out of holes made to receive it, and which thus serves to engage or disengage parts of the machinery. Bayonet clutch. See Clutch. -- Bayonet joint, a form of coupling similar to that by which a bayonet is fixed on the barrel of a musket. Knight.

Synonyms: