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
"I didn’t appreciate its significance then, it was kept in our house in Caerphilly but my dad kept it under lock and key," she said.
From BBC • May 5, 2025
After decades of uncertainty, Robinson’s contracts from 1945 and 1947 are safely under lock and key, held by the U.S.
From Los Angeles Times • Dec. 10, 2024
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
