Definition, Meaning & Synonyms

cosign

verb
/ˈkoʊˌsaɪn/
Definition
To sign jointly with one or more other parties; to sign a document as a secondary signatory in order to support or guarantee something.
Examples
  • She decided to cosign for her friend’s car loan.
  • The parents agreed to cosign the lease for their daughter’s apartment.
Meaning
To cosign means to sign a document together with another individual, often to help secure a loan or guarantee an agreement.
Synonyms
  • endorse
  • guarantee
  • sign jointly