signaturesig·na·ture /ˈsɪgnətʃə-ər/ noun1[countableC]BANKING your name written in the way you usually write it, for example at the end of a letter or on a CHEQUE. It is often used to give official or legal permission for somethingI couldn’t read his signature.
Bankers say that the large volume of checks means that most banks only spot-check (=quickly examine) a few signatures.
→ digital signature → facsimile signature → specimen signature2[uncountableU] the act of writing a signature on somethingA decision was expected in April and, if positive, would allow signature of the agreement in May.