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1 definition by mac-lovin

 
1.
1) The button on Safari (Mac internet application) that keeps everything you do out of your history until you turn it off. Practically made for porn.

2) Jacking off

Thank Steve Jobs, everyone. Now you can watch porn and keep your history squeaky clean
1) Private browsing is a super invention

2) Woman: whatcha doin?
Man: Private browsing
by mac-lovin January 19, 2008
170 39