Letterboard

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A signboard for lettering or text.

    "So reads the new slogan painted on the letterboards of New York City omnibuses."

  2. 2
    A board marked with letters of the alphabet, used for communication by the disabled.

    "One of the patients, Leonard L., when he heard of L-DOPA, rapped on his letterboard with mixed enthusiasm and irony, 'Dopamine is Resurrectamine. Cotzias is the Chemical Messiah.'"

  3. 3
    A board on which matter in type is placed for storage or manipulation. historical

Example

More examples

"So reads the new slogan painted on the letterboards of New York City omnibuses."

Etymology

From letter + board.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.