lock-up option
- n an option to buy the crown jewels offered to a white knight in order to forestall a hostile takeover
lock chamber
- n enclosure consisting of a section of canal that can be closed to control the water level; used to raise or lower vessels that pass through it
lockage
- n a fee charged for passage through a lock in a canal or waterway
- n a system of locks in a canal or waterway
- n passage through a lock in a canal or waterway
lockbox
- n a fireproof metal strongbox (usually in a bank) for storing valuables
lockdown
- n the act of confining prisoners to their cells (usually to regain control during a riot)
locke
- n English empiricist philosopher who believed that all knowledge is derived from sensory experience (1632-1704)