The Collaborative International Dictionary of English v.0.48:

Chops \Chops\ (ch[o^]ps), n. pl. [See Chop a jaw.]
   1. The jaws; also, the fleshy parts about the mouth.
      [1913 Webster]

   2. The sides or capes at the mouth of a river, channel,
      harbor, or bay; as, the chops of the English Channel.
      [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

21 Moby Thesaurus words for "chops":
   bazoo, chaps, embouchure, gab, gob, jaw, jaws, jowls, kisser, lips,
   mandibles, maw, maxilla, mouth, mug, mush, muzzle, oral cavity,
   premaxilla, trap, yap