n. 口令, 暗号, 副署

vt. 副署, 确认

[化] 会签

Countersign \Coun`ter*sign"\ (-s?n`; 277), v. t. [imp. & p. p.
{Countersigned} (-s?nd`); p. pr. & vb. n. {Countersigning}.]
[Counter- + sign: cf. F. contresigner.]
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.


Countersign \Coun"ter*sign`\, a.
1. The signature of a secretary or other officer to a writing
signed by a principal or superior, to attest its
authenticity.

2. (Mil.) A private signal, word, or phrase, which must be
given in order to pass a sentry; a watchword.