WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / L / letter box letter box noun /lɛtərbɑks/ 2 syllables 10 letters Scrabble 18 WWF 20 Definitions noun a private box for delivery of mail mailbox noun a numbered compartment in a post office where mail is put to be called for call boxpo boxpobpost-office box noun public box for deposit of mail mailboxpostbox Look “letter box” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →