1. 12 We keep our valuables under lock and key.

2. All iron-forged weapons are held there... under lock and key.

3. 18 Stamp folders should be kept under lock and key to avoid pilfering.

4. From the bowels of this cursed city, under lock and key, you hold the sword of God,

5. The one and only agent who has complete access to my Hydra database under lock and key.

6. I get the feeling whatever they have is under lock and key at the precinct, uh, room C-110.

7. The original is under lock and key, and in due time, it will be put into evidence for your review.

8. If they had kept me under lock and key from my fifteenth birthday until my twentieth, I might have escaped.

9. Bibliotaphic , more Bibliotaphic, most Bibliotaphic A reference to the actions of "burying" or hiding and hoarding books by keeping them under lock and key