countersign
coun-ter-sign
verb
To add an additional signature to a document, validating its authenticity or approval.
"The manager must countersign all expense claims."
Thesaurus
Synonyms: watchword, parole, password, word, countersignature
coun-ter-sign
To add an additional signature to a document, validating its authenticity or approval.
"The manager must countersign all expense claims."
Synonyms: watchword, parole, password, word, countersignature