jaw

noun

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

A dangerous situation or confrontation.

noun

Impudent argument or back talk.

noun

A conversation or chat.