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undersign

American  
[uhn-der-sahyn, uhn-der-sahyn] / ˌʌn dərˈsaɪn, ˈʌn dərˌsaɪn /

verb (used with object)

  1. to sign one's name under or at the end of (a letter or document); affix one's signature to.

Etymology

Origin of undersign

First recorded in 1570–80; under- + sign

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.