A hobby in which participants attempt to locate small boxes containing rubber stamps by following clues.

Resembling or characteristic of a letter of the alphabet. / Resembling or characteristic of a letter (written communication).

Without the presence or use of alphabetical letters. / (of a person) Not having received a letter; (of a period of time) during which no letter is received. / Illiterate.

One who takes part in the hobby of letterboxing.

plural of letterboxer

plural of letterbomb

Alternative form of letter bomb

A signboard for lettering or text. / A board marked with letters of the alphabet, used for communication by the disabled.

plural of letterboard

plural of letterheading