countersignature
/ˈkaʊntərˌsɪɡnətʃər/
noun
- A second signature added to a document to confirm or verify the first signature.
- The contract required a countersignature from the manager to be valid.
- She asked her supervisor for a countersignature on the travel authorization form.
- Without the countersignature of the bank officer, the check could not be cashed.
Synonyms