jackpot noun Stress: first syllable 🤍 Save Syllables: jack-pot (2) English Definition A large cash prize in a game or lottery. Example Sentence He won the jackpot in the lottery. US IPA /ˈdʒækpɑːt/ 🔊 Listen US UK IPA /ˈdʒækpɒt/ 🔊 Listen UK Synonyms bonanza windfall grand prize megabucks Antonyms loss penalty forfeit Share this Word Facebook WhatsApp X Telegram Copy Link