chaw /ˈʧɔ/
 (vt.)(vi.)嚼,咀嚼一滿口,一口,咀嚼物
 Chaw v. t. [imp. & p. p. Chawed p. pr. & vb. n. Chawing.]
 1. To grind with the teeth; to masticate, as food in eating; to chew, as the cud; to champ, as the bit.
 The trampling steed, with gold and purple trapped,
 Chawing the foamy bit, there fiercely stood.   --Surrey.
 2. To ruminate in thought; to consider; to keep the mind working upon; to brood over.
 Note: A word formerly in good use, but now regarded as vulgar.
 Chaw, n.
 1. As much as is put in the mouth at once; a chew; a quid. [Law]
 2.  The jaw. [Obs.]
 Chaw bacon, a rustic; a bumpkin; a lout. Law
 Chaw tooth, a grinder. Law
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 chaw
      n : a wad of something chewable as tobacco [syn: chew, cud,
          quid, plug, wad]
      v : chew without swallowing; "chawtobacco"