Dictionary.com

countersign

[ noun, verb koun-ter-sahyn; verb also koun-ter-sahyn ]
/ noun, verb ˈkaʊn tərˌsaɪn; verb also ˌkaʊn tərˈsaɪn /
Save This Word!

noun

a sign used in reply to another sign.
Military. a secret sign that must be given by authorized persons seeking admission through a guarded area.
a signature added to another signature, especially for authentication.

verb (used with object)

to sign (a document that has been signed by someone else), especially in confirmation or authentication.

QUIZZES

THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?

Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?

Origin of countersign

1585–95; counter- + sign, modeled on Middle French contresigne, or its source, Old Italian contrasegno
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for countersign

British Dictionary definitions for countersign

countersign

verb (ˈkaʊntəˌsaɪn, ˌkaʊntəˈsaɪn)

(tr) to sign (a document already signed by another)

noun (ˈkaʊntəˌsaɪn)

Also called: countersignature the signature so written
a secret sign given in response to another sign
mainly military a password
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Book Your Online Tutor Now