under lock and key
Securely locked up, as in He keeps the wine under lock and key. [First half of 1500s]
Words nearby under lock and key
How to use under lock and key in a sentence
As an example of good science-and-society policymaking, the history of fluoride may be more of a cautionary tale.
“The institution of marraige [sic] is under attack in our society and it needs to be strengthened,” Bush wrote.
As this list shows, punishments typically run to a short-ish jail sentence and/or a moderately hefty fine.
It is grandstanding for a right rarely protected unless under immediate attack.Politicians Only Love Journalists When They're Dead|Luke O’Neil|January 8, 2015|DAILY BEAST
“Price for adults to $4250; From 10 years to 14 years to $2125; Under 10 years free,” the listing says.
Under the one-sixth they appear as slender, highly refractive fibers with double contour and, often, curled or split ends.A Manual of Clinical Diagnosis|James Campbell Todd
The Pontellier and Ratignolle compartments adjoined one another under the same roof.The Awakening and Selected Short Stories|Kate Chopin
The Majesty on high has a colony and a people on earth, which otherwise is under the supremacy of the Evil One.Solomon and Solomonic Literature|Moncure Daniel Conway
Poor Squinty ran and tried to hide under the straw, for he knew the boy was talking about him.Squinty the Comical Pig|Richard Barnum
For several months he remained under a political cloud, charged with incompetency to quell the Philippine Rebellion.The Philippine Islands|John Foreman