Cosign Definition

kō-sīn
cosigns
verb
To sign (a promissory note) in addition to the maker, thus becoming responsible for the obligation if the maker should default.
Webster's New World
To sign jointly.
Webster's New World
To endorse (another's signature), as for a loan.
American Heritage

Alternative form of cosign.

Wiktionary
Synonyms:
  • co-sign

Origin of Cosign

  • co- +‎ sign

    From Wiktionary

Cosign Is Also Mentioned In

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