[1] : The Collaborative International Dictionary of English v.0.48

jaw \jaw\ jadd, n. a modification of chaw, formed under the
   influence of f. joue the cheek. see chaw, chew.
   1913 webster
   1. anat.
      a one of the bones, usually bearing teeth, which form
          the framework of the mouth.
      b hence, also, the bone itself with the teeth and
          covering.
      c in the plural, the mouth.
          1913 webster

   2. fig.: anything resembling the jaw of an animal in form or
      action; esp., pl., the mouth or way of entrance; as, the
      jaws of a pass; the jaws of darkness; the jaws of death.
      --shak.
      1913 webster

   3. mach.
      a a notch or opening.
      b a notched or forked part, adapted for holding an
          object in place; as, the jaw of a railway-car
          pedestal. see axle guard.
      b one of a pair of opposing parts which are movable
          towards or from each other, for grasping or crushing
          anything between them, as, the jaws of a vise, or the
          jaws of a stone-crushing machine.
          1913 webster

   4. naut. the inner end of a boom or gaff, hollowed in a
      half circle so as to move freely on a mast.
      1913 webster

   5. impudent or abusive talk. slang --h. kingsley.

   syn: lip.
        1913 webster

   jaw bit railroad, a bar across the jaws of a pedestal
      underneath an axle box.

   jaw breaker, a word difficult to pronounce. obs.

   jaw rope naut., a rope which holds the jaws of a gaff to
      the mast.

   jaw tooth, a molar or grinder; a back tooth.
      1913 webster
see also:
chaw chew axle guard jaw bit jaw breaker jaw rope 
jaw tooth 

Jaw >> J Words
Jaw, definition of term: Jaw
jaw_pag1.html

Tooth >> T Words
Tooth, definition of term: Tooth
tooth_pag1.html

Tooth Root >> T Words
Tooth Root, definition of term: Tooth Root
tooth+root_pag1.html

Tooth Rash >> T Words
Tooth Rash, definition of term: Tooth Rash
tooth+rash_pag1.html

Tooth Decay >> T Words
Tooth Decay, definition of term: Tooth Decay
tooth+decay_pag1.html

Sweet Tooth >> S Words
Sweet Tooth, definition of term: Sweet Tooth
sweet+tooth_pag1.html