eyeteeth

noun
  1. The canine teeth in the upper jaw, located directly under the eyes.
  2. Usage: Usually used in plural form.; Also called 'canine teeth' or 'cuspids'.
  3. Something highly valued or precious (used in the phrase 'give one's eyeteeth').
  4. Usage: Idiomatic; appears in the expression 'give one's eyeteeth for' meaning to want something very badly.

Examples