He tried the front door and found it securely locked.

Patients who are a danger to society must be securely locked away.

He keeps his store locked securely after business hours are over.

He saw the gate closed and locked securely behind them.

You saw none, because all of our patients were securely locked in their rooms for the night.

He tried the handle of the safe, but it was securely locked.

There was one door, which proved to be securely locked.

Here there were no guards at all, but the door was securely locked.

He tried the door on the south wall of the alley and found it securely locked.

The front window was boarded up, the door securely locked.