The meaning of Locks in dream | Dream interpretation
Safeguarding something that you consider valuable or precious.
Closing away negative portions of yourself, including bad memories, habits, and characteristics.
Blockage or an obstacle. Having your creativity, emotions, or ambitions “locked out.”
This is another obstacle dream, and you will encounter difficulties in the near future.
If cabinets or drawers are Locked and you cannot find the keys, it is a bad sign, and you should be very careful in money matters and avoid speculation or risk of any kind.
If later, you find the keys, you will pull through, but even then, it should be taken as a warning. See KEYS.