English edit

Etymology edit

pre- +‎ stamp

Verb edit

prestamp (third-person singular simple present prestamps, present participle prestamping, simple past and past participle prestamped)

  1. (transitive) To stamp in advance.
    • 2009, Letitia Baldrige, Letitia Baldrige's New Manners for New Times:
      As for prestamping the return envelope, many of us are at odds with those who feel the return envelope must be stamped before the proposed guest will consider mailing back the reply card.

Adjective edit

prestamp (not comparable)

  1. (philately) Prior to the introduction of adhesive postal stamps.
    Synonym: stampless
    a stampless cover