Fingerprint /(?)/

Fin·ger·print

Fingerprint

n.
  1. an impression of the pattern of ridges on the skin of the last joint of a person's finger, left on a surface after a person has touched the surface.
  2. a fingerprint{1} made intentionally in ink on a paper form for the purpose of identification of the individual.
  3. any distinctive pattern of characteristics or properties of an object which can serve to identify that object; as, the distinctive fingerprint of eugenol in the mass spectrum allowed easy recognition of its presence in the sample.
  4. a smudge made by a (dirty) finger.

fingerprint

v. t.
  1. to take an impression of the fingerprints of (a person); as, to fingerprint applicants for a gun permit.