counterstamp: Meaning and Definition of

coun•ter•stamp

Pronunciation: (n.koun'tur-stamp"v.koun'tur-stamp'), [key]
— n.
  1. a stamp added to a stamped paper or document as a qualifying mark.
  2. countermark (def. 1).
—v.t.
  1. to stamp (a paper or document) already stamped.
  2. countermark (def. 2).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.