1. tooth - Noun
2. tooth - Verb
One of the hard, bony appendages which are borne on the jaws, or on other bones in the walls of the mouth or pharynx of most vertebrates, and which usually aid in the prehension and mastication of food.
Fig.: Taste; palate.
Any projection corresponding to the tooth of an animal, in shape, position, or office; as, the teeth, or cogs, of a cogwheel; a tooth, prong, or tine, of a fork; a tooth, or the teeth, of a rake, a saw, a file, a card.
A projecting member resembling a tenon, but fitting into a mortise that is only sunk, not pierced through.
One of several steps, or offsets, in a tusk. See Tusk.
An angular or prominence on any edge; as, a tooth on the scale of a fish, or on a leaf of a plant
one of the appendages at the mouth of the capsule of a moss. See Peristome.
Any hard calcareous or chitinous organ found in the mouth of various invertebrates and used in feeding or procuring food; as, the teeth of a mollusk or a starfish.
To furnish with teeth.
To indent; to jag; as, to tooth a saw.
To lock into each other. See Tooth, n., 4.
Source: Webster's dictionaryHow sharper than a serpent's tooth it is to have a thankless child! William Shakespeare
It is an old liberal theme that conservative ideas, being red in tooth and claw, cannot possibly emerge from any notion of the public good. Charles Krauthammer
I guess I just prefer to see the dark side of things. The glass is always half-empty. And cracked. And I just cut my lip on it. And chipped a tooth. Janeane Garofalo
To resist with hand and tooth. Dutch Proverb
An eye for an eye, a tooth for a tooth. English Proverb
A loose tooth will not rest until it's pulled out. Ethiopian Proverb