Definition of signature
1a : the act of signing one's name to somethingb : the name of a person written with his or her own hand
2 : a feature in the appearance or qualities of a natural object formerly held to indicate its utility in medicine
3a : a letter or figure placed usually at the bottom of the first page on each sheet of printed pages (as of a book) as a direction to the binder in arranging and gathering the sheetsb : one unit of a book comprising a group of printed sheets that are folded and stitched together
5 : the part of a medical prescription that contains the directions to the patient
6 : something (such as a tune, style, or logo) that serves to set apart or identify; also : a characteristic mark
7 : fingerprint 2
Examples of signature in a Sentence
There is a place for your signature at the bottom of the form.
If we can collect 200,000 signatures on our petition, then our candidate will be included on the ballot.
We presented the document to the president for her signature.
The bill passed and went to the governor for signature a week ago.
Recent Examples of signature from the Web
Mr. Chihuly would follow, adding dots, drip and lines and, finally, his signature.
The Paris accord was a signature achievement for Barack Obama’s efforts to combat climate change while president.
The deal for the family of Dontre Hamilton still news a signature from Mayor Tom Barrett.
All but two countries — Nicaragua and Syria — signed onto the 2015 accord, which was a signature diplomatic achievement for President Barack Obama.
And that, of course, stands as a Freeman family signature, upheld to this day by the saxophonist's uncle, 90-year-old guitarist George Freeman (who will join the ensemble on Sunday).
The 21-20 victory in Starkville provided one of the signature wins in USA history.
Among them are a five-string long neck banjo and a 12-string electric Rickenbacker guitar -- the latter of which helped give the Byrds their signature, ringing pop sound.
The iPad's stereo speakers deliver an impressive sound signature, which remains crisp and well-defined even at maximum volume.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'signature'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of signature
Middle French or Medieval Latin; Middle French, from Medieval Latin signatura, from Latin signatus, past participle of signare to sign, seal
First Known Use: 1547See Words from the same year
SIGNATURE Defined for English Language Learners
Definition of signature for English Language Learners
: a person's name written in that person's handwriting
: the act of signing something
: something (such as a quality or feature) that is closely associated with someone or something
SIGNATURE Defined for Kids
Definition of signature for Students
1 : the name of a person written by that person Your signature is required on the form.
2 : a sign or group of signs placed at the beginning of a staff in music to show the key (key signature) or the meter (time signature)
Medical Definition of signature
1: a feature in the appearance or qualities of a natural object formerly held to indicate its utility in medicine either because of a fancied resemblance to a body part (as a heart-shaped leaf indicating utility in heart disease) or because of a presumed relation to some phase of a disease (as the prickly nature of thistle indicating utility in case of a stitch in the side)
2: the part of a medical prescription which contains the directions to the patient
Legal Definition of signature
1a : the act of signing one's name or of making a mark in lieu thereof b : the name of a person written with his or her own hand to signify that the writing which precedes accords with his or her wishes or intentions c : a mark (as initials, stamp, or printed name) made on a document and intended to serve as an indication of the party's execution or authentication of the document and intent to be bound by it — see also private signature
2 : a distinguishing or identifying mark, feature, or quality; especially : a distinctive method of committing a crime that is characteristic of an offender
Seen and Heard
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