mailing card

/ˈmeɪlɪŋ kɑrd/
noun
  1. A card, often with a picture or design, sent by mail without an envelope; a postcard.
    • He wrote a quick note on a mailing-card and dropped it in the mailbox.
    • The museum sells beautiful mailing-cards of its famous paintings.
    • She sent a mailing-card from her vacation in Paris.
Synonyms
What does "mailing card" mean? | whatsthatwordmean | whatsthatwordmean