'Undersign' definitions:

Definition of 'undersign'

(from WordNet)
verb
Sign at the bottom of (a document)

Definition of 'Undersign'

From: GCIDE
  • Undersign \Un`der*sign"\, v. t. To write one's name at the foot or end of, as a letter or any legal instrument. [1913 Webster]
  • The undersigned, the person whose name is signed, or the persons whose names are signed, at the end of a document; the subscriber or subscribers. [1913 Webster]

Synonyms of 'undersign'

From: Moby Thesaurus

Words containing 'Undersign'