cosign

A verb meaning to sign a document jointly with another person, typically to share responsibility or guarantee a loan.

• 🇩🇪Ein Dokument gemeinsam mit einer anderen Person unterzeichnen, meist um Haftung zu teilen oder für einen Kredit zu bürgen. Auch: eine Unterschrift beglaubigen oder bestätigen.

1. Sign jointly B2 formal

   To sign a document together with another person, often to share responsibility or authority.

   • Both partners must cosign the contract for it to be valid.
   • The parents agreed to cosign the lease for their daughter's apartment.
   • We need two witnesses to cosign the agreement.

   🇩🇪Gemeinsam unterzeichnen

   Synonyme: co-sign

2. Endorse a loan B2 formal

   To sign and guarantee another person's loan, taking responsibility if they fail to repay.

   • He asked his father to cosign his student loan application.
   • The bank requires a guarantor to cosign for high-risk borrowers.
   • She cosigned the mortgage for her brother's house.

   🇩🇪Bürgen für einen Kredit

   Synonyme: backco-signendorseguarantee

• cosigned past participle
• cosigned past simple
• cosigning present participle
• cosigns third person singular