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.
6. Printing. a.
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.
1760–70; noun use of verb phrase lock up