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
Maybe we’ll find ourselves under lock and key across the street in the Eisenhower Executive Office Building.
From Salon • Nov. 7, 2025
A Peaky Blinders film will be released soon by Netflix, although Murphy said the plot line is still under lock and key.
From BBC • Sep. 19, 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
For two days there was nothing but strawberries, strawberries, strawberries, and then our supply was either exhausted or in jars, safely under lock and key.
From "The Diary of a Young Girl" by Anne Frank
