1. a person’s name written in their own handwriting
2. a distinctive characteristic or feature that identifies someone or something
3. the act of signing one’s name to a document

1. characteristic of a particular person, group, or thing; distinctive

Examples

• Please put your signature at the bottom of the contract.
• The artist’s signature was worth thousands of dollars to collectors.
• The chef’s signature dish was a chocolate soufflé.
• Her signature style included bold colors and geometric patterns.
• The document requires two signatures to be valid.
• The signature move of the dancer impressed the audience.
• He practiced his signature until it looked perfect.