1
- a sword-like stabbing blade which may be fixed to the muzzle of a rifle for use in hand-to-hand fighting（枪上的）刺刀。
2
- as modifier denoting a fitting for a light bulb, camera lens, or other appliance which is engaged by being pushed into a socket and then twisted to lock it in place（用以固定插入物的）卡销, 卡栓。
bayoneted, bayoneting
with obj. stab (someone) with a bayonet用刺刀刺（某人）。
词源
late 17th cent. (denoting a kind of short dagger)： from French baïonnette, from Bayonne, the name of a town in SW France， where they were first made.