chaw

from The American Heritage® Dictionary of the English Language, 5th Edition.

• intransitive & transitive verb To chew.
• noun A chew, especially of tobacco.

from The Century Dictionary.

• Same as chew, 1.
• 2. Same as chew, 2.
• To be sulky.
• noun As much as is put in the mouth at once; a chew, especially of tobacco; a quid.
• noun The jaw.
• noun [This form occurred twice in the original edition (1611) of the authorized version of the Scriptures (Ezek. xxix. 4, xxxviii. 4), but in modern editions has been changed.]

from the GNU version of the Collaborative International Dictionary of English.

• transitive verb To grind with the teeth; to masticate, as food in eating; to chew, as the cud; to champ, as the bit.
• transitive verb To ruminate in thought; to consider; to keep the mind working upon; to brood over.
• noun Law As much as is put in the mouth at once; a chew; a quid.
• noun obsolete The jaw.
• noun (Law) a rustic; a bumpkin; a lout.
• noun a grinder. (Law)

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun informal, uncountable Chewing tobacco.
• noun countable A plug or wad of chewing tobacco.
• noun obsolete The jaw.
• verb nonstandard Nonstandard spelling of chew; to grind with the teeth; to masticate, as food in eating; to chew, as the cud; to champ, as the bit.
• verb UK, slang To steal.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a wad of something chewable as tobacco
• verb chew without swallowing