lock

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lock

 [lok]
1. a place, often airtight, where something is sealed in.
2. a device such as a clamp for holding something firmly in place.
heparin lock see heparin lock.

lock

(lok),
A device for holding or closing.

lock

Vox populi A device that prevents a particular action or activity. See Bloxham air lock, Heparin lock, Job lock, Vapor lock.

lock

(lok)
1. An enclosing, fastening, or securing device.
2. A mechanism that, when moved, permits or obstructs passage.
References in periodicals archive ?
PitBull LX's unique patent-pending security implementation locks down the operating system, the foundation that controls every application action across the entire computing infrastructure.
As a leader in the new generation of application security technology, PitBull locks down operating systems and dramatically increases protection against malicious intruders and even worms like Code Red.
PitBull LX's unique patent-pending security implementation turns security inside-out, locks down the operating system--the foundation that controls every application action across the entire computing infrastructure to create a secure application environment.