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a. Either of two bony or cartilaginous structures that in most vertebrates form the framework of the mouth and hold the teeth.
b. The mandible or maxilla or the part of the face covering these bones.
c. Any of various structures of invertebrates that have an analogous function to vertebrate jaws.
2. Either of two opposed hinged parts in a mechanical device.
3. jaws The walls of a pass, canyon, or cavern.
4. jaws A dangerous situation or confrontation: the jaws of death.
a. Impudent argument or back talk: Don't give me any jaw.
b. A conversation or chat.
intr.v. jawed, jaw·ing, jaws Slang
1. To talk vociferously; jabber.
2. To talk; converse.
[Middle English jawe, jowe, perhaps from Old French joue, cheek.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
utterances, esp if abusive or disapproving
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014