Word Games Pro Dictionarypostbox nounpublic box for deposit of mail ⧉Copy definition ↗Share ▣Print / Save PDFQuick referenceWord FactsWord length7Starts withPEnds withXContainsOSScrabble score18Database sourceOEWN 2025 CoreMeaningDefinitionsnounpublic box for deposit of mailSimilar wordsSynonyms mailboxKeep exploringRelated Tools Word Unscrambler Build words from mixed letters. → Scrabble Finder Find playable words and scores. → Word Finder Search A–Z word lists and patterns. → Words Containing OS Words containing OS. → Starts With P Words beginning with P. → 7 Letter Words Explore verified 7-letter words. →