A private signal, word, or phrase, which must be given in order to pass a sentry; a watchword
add one's signature to after another's to attest authenticity; "You must countersign on this line of the contract
The signature of a secretary or other officer to a writing signed by a principal or superior, to attest its authenticity
If you countersign a document, you sign it after someone else has signed it. The President has so far refused to countersign the Prime Minister's desperate decree. to sign a paper that has already been signed by someone else
add one's signature to after another's to attest authenticity; "You must countersign on this line of the contract"
a secret word or phrase known only to a restricted group; "he forgot the password"
To sign on the opposite side of (an instrument or writing); hence, to sign in addition to the signature of a principal or superior, in order to attest the authenticity of a writing
An authorized signature of agent or company representative on an insurance policy Usually pertains to policies sold by an agent of the insurer located in another state