co-sign

• Firmar un documento junto con otra persona, generalmente para garantizar un préstamo o compartir la responsabilidad de una obligación.

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

1. Sign jointlyB2formal

   To sign a document together with another person or party.

   Firmar conjuntamente

   • Both partners agreed to co-sign the lease agreement.
   • The parents had to co-sign the permission slip for the school trip.
   • They decided to co-sign the contract to show mutual commitment.

2. Endorse a loanB2formal

   To sign a loan agreement as a guarantor, taking responsibility for repayment if the primary borrower defaults.

   Firmar como aval

   • Her father agreed to co-sign her student loan.
   • He asked his brother to co-sign the mortgage application.
   • Without someone to co-sign, the bank would not approve the loan.

   Sinónimosbackendorseguaranteeunderwrite