👉 Subendorsement, in the context of a legal or business agreement, refers to the act of another party providing an endorsement or certification to support or confirm certain aspects of a particular document, contract, or other matter. This involves acknowledging the validity and reliability of the document, ensuring that it meets the standards set by the parties involved. The term is often used in agreements with third-party endorsers, such as lawyers, accountants, or manufacturers, who are required to provide documentation that confirms their