unlocked
🇺🇸
/ˌʌnˈlɑːkt/
🇬🇧
/ˌʌnˈlɒkt/
Not secured or fastened with a lock.
I was surprised to find the door unlocked when I arrived.
도착했을 때 문이 잠겨 있지 않은 것을 발견하고 놀랐다.