yahoo noun Stress: second syllable 🤍 Save Syllables: ya-hoo (2) English Definition A rude, noisy, or violent person. Example Sentence He shouted 'yahoo' in excitement. US IPA /jɑːˈhuː/ 🔊 Listen US UK IPA /jɑːˈhuː/ 🔊 Listen UK Synonyms hooligan ruffian lout Antonyms gentleman Share this Word Facebook WhatsApp X Telegram Copy Link