(emergency services) Emergency rescue equipment used to open a severely damaged passenger vehicle with a strong mechanical jaw function that forcibly pushes or pulls metal components apart, to quickly and somewhat safely extricate the trapped occupants.

(poetic, figuratively, cliche) A very narrowly avoided, or close to, fatal situation.

In a jaw-dropping manner; shockingly, astoundingly.

(chiefly boxing) A fighting vulnerability where one is easily knocked out via a single hard blow to the chin or jaw (due to lack of conditioning, insufficient training, or damage from past cerebral concussions).

With the mouth in an open position and the jaw hanging loosely, especially as indicating bewilderment or astonishment. / (by extension) Unsophisticated or unthinking; dimwitted in appearance.

Synonym of masseter

Alternative form of Jew's harp

plural of jaw harp

(informal) Causing great awe or surprise.

(intransitive, idiomatic) to jabber; to gabble; to ramble