Definitions of fingerprint
  1. noun
    a print made by an impression of the ridges in the skin of a finger; often used for biometric identification in criminal investigations
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    the basic pattern of the human fingerprint
    fingerprint made by the thumb (especially by the pad of the thumb)
    type of:
    biometric authentication, biometric identification, identity verification
    the automatic identification of living individuals by using their physiological and behavioral characteristics
    mark, print
    a visible indication made on a surface
  2. noun
    a smudge made by a (dirty) finger
    synonyms: fingermark
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    type of:
    blot, daub, slur, smear, smirch, smudge, spot
    a blemish made by dirt
  3. verb
    take an impression of a person's fingerprints
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    type of:
    make a copy or equivalent of
  4. noun
    a generic term for any identifying characteristic
    “that tax bill had the senator's fingerprints all over it”
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    type of:
    evidence of identity; something that identifies a person or thing
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