Adjective: cosignatory kow'sig-nu,to-ree [N. Amer], kow'sig-nu-t(u-)ree [Brit]
- Signing jointly with others
"As a cosignatory on the contract, she shared responsibility for its terms"
- One of two or more signers of the same document (as a treaty or declaration)
"Both countries sent their cosignatories to finalize the peace agreement";
- cosigner
Derived forms: cosignatories
See also: joint