To bite and grind with the teeth; to masticate, as food, to prepare it for deglutition and digestion.

To ruminate in the thoughts; to meditate; as, to chew revenge.

To champ; to bite, hold or roll about in the mouth; as, to chew tobacco.

To taste, without swallowing.

To champ upon; to ruminate. Old politicians chew on wisdom past.

That which is chewed; that which is held in the mouth at once; a cud.