Word Games Pro Dictionaryjackhammer nouna hammer driven by compressed air ⧉Copy definition ↗Share ▣Print / Save PDFQuick referenceWord FactsWord length10Starts withJEnds withRContainsACScrabble score30ListenAudio PronunciationAudio pronunciation is unavailable for this word. ▶US ◉Device Pronunciation MeaningDefinitionsnouna hammer driven by compressed airKeep 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 AC Words containing AC. → Ends With R Words ending with R. → 10 Letter Words Explore verified 10-letter words. →