jaws /d͡ʒɔːz/noun 3phrases 1 noun[plural only]3 •The mouth. •The borders of anything which has a mouthlike aspect.Open the jaws of the wrench and wide as possible.The red wobbled in the jaws of the pocket, but didn't go down. •(informal) A contrarian. Phrases with jaws get wind in one's jawsTo have too much to say; talk too much; run at the mouth; to speak one's mind or voice one's opinion about a matter; blabber