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1.
An irrational measure of time that is based on no man's reality, Windows time constantly changes values and bears no resemblance to reality. Basically, time on a sliding scale.
Husband (on cell phone) - Don't worry, honey, I am coming to get you, I'll be there in 10 minutes.

Wife - Is that real time or Windows Time?
by Kalisiin January 07, 2011
 
2.
the weird mis-experience of time felt when you have to do a file transfer using Microsoft Windows.

Also usable in any other situation where time seems on a bend.
John: Ok, why does this small installer need 39472 days to get it's arse over to my usb drive?
Mary: That's just windows time. 'tis a feature, not a bug.
by eunerk3b4b March 10, 2010