letter-card

[ let-er-kahrd ]

noun

, British.

1. a large postal card, with gummed edges, that can be folded lengthwise and sealed with the message inside.

letter card

noun

1. a card, usually one on which the postage is prepaid, that is sealed by being folded in half so that its gummed edges come into contact with each other
2. a long card consisting of a number of postcard views, with space for writing a letter on the backs, that is folded like a concertina for posting

Word History and Origins

Origin of letter-card¹

First recorded in 1890–95