co-signatory

Definition

1. Noun:
   • A person or party who signs a document jointly with another or others: A "co-signatory" is an individual or entity that signs a legal or formal agreement alongside one or more other signatories, thereby assuming shared responsibility or obligation under that document.

Usage Examples

• (A joint signer who shares the legal responsibility for the loan.)
• (Each nation signed the treaty, making them jointly bound by it.)

Advanced Usage

• "to act as a co-signatory": to serve as a joint signer on a document.
  • The bank insisted that she act as a co-signatory on the lease agreement. (She signed the lease together with the primary tenant, taking on shared liability.)

Variants and Related Words

• Co-signatory (adj): relating to or characteristic of a joint signer.
  • The co-signatory status of the guarantor was clearly stated in the contract. (The role of the joint signer was defined.)

Synonyms

• Joint signatory: a person who signs together with others.
• Co-signer: a person who signs a document (especially a loan or lease) alongside another person, assuming equal responsibility.

Related Idioms

• "Put one's name to something": to sign a document, often implying endorsement or responsibility.
  • He put his name to the agreement as a co-signatory. (He signed the document as a joint signer.)