Noun: countersign 'kawn-tu(r),sIn
- A secret word or phrase known only to a restricted group
"he forgot the countersign";
- password, watchword, word, parole [US], passcode
- A second confirming signature endorsing a document already signed
"The contract required the manager's countersign to be valid";
- countersignature
- Add one's signature to after another's to attest authenticity
"You must countersign on this line of the contract"
Derived forms: countersigns, countersigning, countersigned
Type of: arcanum, positive identification, secret, sign, signature
Encyclopedia: Countersign