Pronunciation: (ī'tOOth"),[key] —n., —pl.-teethPronunciation: (-tēth").[key] 1. Dentistry.a canine tooth of the upper jaw: so named from its position under the eye.
2. cut one's eyeteeth, a. to gain sophistication or experience; become worldly-wise.
b. Also,cut one's eyeteeth on.to be initiated or gain one's first experience in (a career, hobby, skill, etc.).
3. give one's eyeteeth, to give something one considers very precious, usually in exchange for an object or situation one desires: She would give her eyeteeth for that job.