WordWeb Online

1. Jail in a local police station
    
2. The act of locking something up to protect it
   - locking

1. Secure by locking
   "lock up the house before you go on vacation"
    
2. Place in a place where something cannot be removed or someone cannot escape
   - lock in, lock away, lock, put away, shut up, shut away

Derived forms: locked up, locks up, lockups, locking up

See also: lock

Type of: clink, confine, fasten, fix, gaol [Brit], jail, jailhouse, pokey, poky, prison, protection, secure, slammer

Encyclopedia: Lock up