- a jail, especially a local one for temporary detention.
- the act of locking up or the state of being locked up.
- a temporary imprisonment or detention, as of suspects or prisoners.
- a stock that has been held by an individual as a long-term investment, or that a brokerage firm is required by a regulation to hold for a certain period of time before it can be sold.
- any investment or credit instrument, as a renewed loan, in which capital is tied up for a long time.
- the entire body of type and cuts locked up in a chase preparatory to printing or platemaking.
- the act or procedure of locking up type and cuts in a chase.
- Automotive. a sudden stopping of the rotation of a wheel.
- British Informal. a rented locker, storage space, or garage.
Origin of lockup
First recorded in 1760–70; noun use of verb phrase lock up
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for lockup
Rita King likely would have disagreed with that sentiment when Evans entered the lockup room in back in April 2011.I Was Beaten By Chicago’s Dirtiest Cop, Lawsuit Contends
September 16, 2014
He was captured and sent to the U.S. lockup at Guantanamo Bay, Cuba.Freed Taliban Prisoners in Pakistan and Afghanistan Return to Jihad
Ron Moreau & Sami Yousafzai
December 6, 2013
MSNBC—home of said preacher and also of Lockup, a reality show about prison that is its biggest draw—can only spin.Elizabeth Wurtzel: My Tea Party Mom Loves Al Jazeera America
September 4, 2013
Just this Monday, Facebook stock declined to $18.87 in intraday trading on concerns about the lockup expiring.
He offloaded 20.1 million shares after the first lockup expired, netting him just under $400 million.
About all he was good for was keeping a blurred eye on the lockup and running in drunks.Arm of the Law
"Then take me back to the Gonzales lockup," muttered Stiger.For the Liberty of Texas
You can march off to the lockup—all three of you if you like; but one of you, anyhow.Follow My leader
Talbot Baines Reed
They were sent to the lockup again, and our party resumed their merrymaking.Up the River
I would rather stay with you until two o'clock than go to the lockup.Under Fire
Frank A. Munsey