letterboxing

English

Verb

letterboxing

  1. present participle and gerund of letterbox

Noun

letterboxing (uncountable)

  1. A hobby in which participants attempt to locate small boxes containing rubber stamps by following clues.
  2. (film) The practice of transferring film shot in a widescreen aspect ratio to standard-width video formats while preserving the film's original aspect ratio.
    Synonym: letterbox format