rue noun verb Stress: first syllable 🤍 Save Syllables: rue (1) English Definition Bitterly regret (something one has done or allowed to happen). Example Sentence He will live to rue this decision. US IPA /ruː/ 🔊 Listen US UK IPA /ruː/ 🔊 Listen UK Synonyms regret repent lament mourn Antonyms rejoice celebrate praise Share this Word Facebook WhatsApp X Telegram Copy Link