Signature meaning

sĭgnə-chər
Frequency:
A person's name written by that person; also, a representation of this in a mark, stamp, deputy's handwriting, etc.
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An identifying characteristic or mark.
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Designating or of a product, as clothing, which is distinguished by a label bearing the stylized signature of its designer.
adjective
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That part of a doctor's prescription telling the patient how to use the medicine prescribed: usually marked S or Sig.
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The act of signing one's name.
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A distinctive mark, characteristic, or sound indicating identity.

A surprise ending is the signature of an O. Henry short story.

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(medicine) The part of a physician's prescription containing directions to the patient.
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Typical of or identified with a person, place, etc.

An actor's signature mannerism, a restaurant's signature entree.

adjective
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(medicine) The part of a physician's prescription containing directions to the patient.
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(medicine) That part of a doctor's prescription containing directions for the patient.
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(music) Signs on the stave indicating key and tempo.
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(printing) A group of four (a multiple of four) pages printed such that, when folded, become a section of a book.
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(computing) A pattern used for matching the identity of a virus, the parameter types of a method, etc.
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(cryptography) Data attached to a message that guarantees that the message originated from its claimed source.
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(figurative) A mark or sign of implication.
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(mathematics) A tuple specifying the number of coefficients of the same sign in any diagonal form of a quadratic form.
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Your signature is the way you sign your name, or a distinctive characteristic.

When you sign your name on a piece of paper, this is an example of your signature.

When you have a dance move that everyone attributes to you, this is an example of a signature dance move.

noun
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A person’s mark or name, handwritten by that person or at the direction of the person for purposes of authentication of a document. It may also be a facsimile signature, affixed by a special machine at the owner’s order, or a unique digital code that is necessary for e-commerce.
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In anti-virus software and intrusion detection systems (IDS), a pattern that the system looks for when scanning files or network traffic. This term should not be confused with a digital signature. Virus or worm signatures are increasingly hard to determine because malicious code has begun to use code-morphing techniques—such that each propagated new signature version looks somewhat different from that of the previous generation. Graham, R. Hacking Lexicon. [Online, 2001.] Robert Graham Website. http://www.linuxsecurity.com/resource_files/documentation/hacking-dict.html.
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A person's name, written by that person, used to signify approval of accompanying material, such as a legal contract.
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The act of signing one's name.
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  • 2005: CBS News website, Paul Winchell Dead At Age 82, read at on 14 May 2006 - The inspiration for Tigger's signature phrase: TTFN, ta-ta for now.
    The signature route of the airline is its daily flight between Buenos Aires and Madrid.

Rabbit in mustard sauce is my signature dish.

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Origin of signature

  • French from Old French from Medieval Latin signātūra from Latin signātus past participle of signāre to mark from signum sign sign

    From American Heritage Dictionary of the English Language, 5th Edition

  • From French signature, from Latin signatura, future passive periphrastic of verb signare, "to sign", from signum, "sign", + -tura, feminine of -turus, future passive periphrastic suffix.

    From Wiktionary