under lock and key
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The sorrows that trouble him he keeps under lock and key.
From The Wall Street Journal • Dec. 4, 2025
The driver was arrested and the van was towed away, put under lock and key at a local impound yard.
From Los Angeles Times • Mar. 18, 2025
They still use equipment the Yankees donated in 2019 during MLB’s debut in Europe — baseball’s are in sparse supply in the U.K., so the Mets keep their gameday stockpile under lock and key.
From Seattle Times • Jun. 6, 2024
But in contrast to the rival port of Southampton on the south coast, Portsmouth's actual "family silver" is staying under lock and key, certainly not for sale.
From BBC • Apr. 23, 2024
Danny was about to ask why he kept it under lock and key, especially since none of the other doors in the house had any sort of security.
From "The Way to Rio Luna" by Zoraida Cordova
