Definition of throat plate in US English:

throat plate


  • 1Zoology. A bone, scale, or other hard part in the region of the throat of an animal, especially in a fish. Now rare.

  • 2A metal plate attached to the horizontal surface around the blade of a band saw or table saw, or around the needle of a sewing machine, over which material passes when being worked.

  • 3The exterior plate at the front of the firebox in a steam locomotive, which is attached to the barrel of the boiler.


Mid 19th century; earliest use found in William Shuckard (?1803–1868), entomologist. From throat + plate.


throat plate

/ˈθrəʊt pleɪt/