A fork of Rural Dictionary
The fist five letters in the pirated copy of XP Pro. It is also implied that FCKGW means Fuck Gates and Windows.
FCKGWing Windows XP!
This is the acceptable corporate usage of the word "fuck" at Microsoft. Their anti-piracy department uses it regularly to express displeasure of the loss of revenue for Microsoft.
Those FCKGWing pirates of Windows XP are forcing us to pass on the costs to our legitimate, paying customers.
Windows XP installation key. Use it when installing Windows XP as your OS
You: Hey John can I have the installation key for XP? John: Sure thing it's FCKGW-RHQQ2-YXRKT-8TG6W-2B7Q8