unlock verb Stress: second syllable 🤍 Save Syllables: un-lock (2) English Definition Undo the lock of (something) by using a key. Example Sentence She unlocked the door with a key. US IPA /ˌʌnˈlɑːk/ 🔊 Listen US UK IPA /ˌʌnˈlɒk/ 🔊 Listen UK Synonyms open unbolt unfasten release Antonyms lock bolt fasten Share this Word Facebook WhatsApp X Telegram Copy Link