n.
    - each of the upper and lower bony structures in vertebrates forming the framework of the mouth and containing the teeth. 
▸
(jaws)
 the grasping, biting, or crushing mouthparts of an invertebrate.
 - 
(jaws)
 the gripping parts of a wrench, vice, etc.
 - 
(jaws)
 the grasping or destructive power of something:
 the jaws of death.
 - informal tedious talk.
 
v.
 informal talk at length.
 
  Derivative
  
  Etymology
  ME: from OFr. joe ‘cheek, jaw’, of unknown origin.