GK has various meanings in the Military category. Discover the full forms, definitions, and usage contexts of GK in Military.
A third person, or company, who makes an unsolicited bid in a corporate takeover, and who takes advantage of any problems which arise between the first bidder (White Knight) and the company being acquired.
MilitaryA person in an organisation who controls access to the people in the organisation, and/or controls access to information or goods, or even a market. Microsoft could be described as a gatekeeper to the computer industry. Google could be described as a gatekeeper to the internet industry.
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