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Definition of "jaw" []

  • Either of two bony or cartilaginous structures that in most vertebrates form the framework of the mouth and hold the teeth. (noun)
  • The mandible or maxilla or the part of the face covering these bones. (noun)
  • Any of various structures of invertebrates that have an analogous function to vertebrate jaws. (noun)
  • Either of two opposed hinged parts in a mechanical device. (noun)
  • The walls of a pass, canyon, or cavern. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "jaw" in a sentence
  • "If the child has trouble with controlling his jaw when he tries to speak, try using ‘jaw control’ with your fingers, like this."
  • "If your hair wasn't so black and your eyes so steel-blue and sharp, and your teeth so big and strong and white, and your jaw such a-- such a-- _jaw_ -- ""
  • "Do you really need to yank the fish so hard the jaw is all that comes in?"