Alternative form of time signature

plural of signature tune

A physical signature on a document, typically done in ink.

An autograph extracted from a signed document / (trading cards) A card featuring an autograph cut from another document or signed on a separate piece of paper or cardboard

plural of signature strike

A military attack which is based on detecting suspicious activity rather than confirmed intelligence of terrorism.

(Internet) Data used by a signatory to sign something electronically. It may involve cryptography or may simply be a name typed into a document.

(law) A document (often authenticated by a notary public or a lawyer) with a sample signature handwritten by a person, kept by a bank or another organization, which lets them verify that other signatures were also written by the same person.

Synonym of e-signature

(business) The authority of an employee acting unilaterally to commit an employer to a contract. / (business) The maximum value of such contract.