old noun adjective Stress: first syllable 🤍 Save Syllables: old (1) English Definition Having lived or existed for a long time. Example Sentence This is a very old book. US IPA /oʊld/ 🔊 Listen US UK IPA /əʊld/ 🔊 Listen UK Synonyms aged ancient elderly antique mature Antonyms young new modern Share this Word Facebook WhatsApp X Telegram Copy Link