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Definition: gig

(1) (GIGabyte, GIGabit, GIGahertz, etc.). Common slang for some "giga" (billion) measurement. The terms "gigabits" and "gigabytes" are often erroneously interchanged. For details about correct usage, see space/time. See giga, meg, never say and gig economy.

(2) (GIG) (Global Information Grid) (From JP 1-02, Department of Defense Dictionary of Military and Associated Terms, www.dtic.mil/doctrine/new_pubs/jp1_02.pdf.) The globally interconnected, end-to-end set of information capabilities, and associated processes for collecting, processing, storing, disseminating, and managing information on demand to warfighters, policy makers, and support personnel. The Global Information Grid includes owned and leased communications and computing systems and services, software (including applications), data, security services, other associated services and National Security Systems. See DOD cyberspace glossary and DOD intelligence glossary.