Definition of bayonet in English:

Share this entry


Pronunciation: /ˈbāənət/
Pronunciation: /ˌbāəˈnet/


Image of bayonet
1A swordlike stabbing blade that may be fixed to the muzzle of a rifle for use in hand-to-hand fighting.
Example sentences
  • They include a crossbow, rifles, swords, bayonets, handguns and pistols, 340 rounds of ammunition and an Oriental-style throwing star.
  • Immediately after sunrise the Sergeant of the Guard collected the heavy bunch of gate keys from the Governor's house and, accompanied by troops with rifles and fixed bayonets, proceeded to open each gate in turn and lower its drawbridge.
  • Finally, the Federals ran out of ammunition and turned to fighting hand-to-hand with bayonets, scrambling through the forest and the underbrush.
2 [as modifier] Denoting a fitting for a light bulb, camera lens, or other appliance that is engaged by being pushed into a socket and then twisted to lock it in place.
Example sentences
  • What also makes this Leica look-alike even more of a clone is the fact that Konica have made the Hexar RF to accept the special Leica-M bayonet mount lenses, as well as their own Konica lenses.
  • The eyepiece is quickly and easily affixed with a three point bayonet mount.
  • Conservation in 1992 revealed that the goblet in Plate V is made of separate pieces of ivory joined by ‘so called bayonet mounts.’

verb (bayonets, bayoneting, bayoneted)

[with object]
Stab (someone) with a bayonet.
Example sentences
  • In the fierce charge Capt. Millett bayoneted two enemy soldiers and boldly continued on, throwing grenades, clubbing and bayoneting the enemy, while urging his men forward by shouting encouragement.
  • During the last of these attacks he leapt out and bayoneted two enemy soldiers.
  • One jittery grunt comes close to bayoneting a prisoner before being stopped by fellow Marines.


Late 17th century (denoting a kind of short dagger): from French baïonnette, from Bayonne, the name of a town in southwestern France, where they were first made.

  • A bayonet first described a kind of short dagger. The origin is based on Bayonne, a town in south-west France where these daggers were first made.

For editors and proofreaders

Syllabification: bay·o·net

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.