1. The act of erasing all evidence of wrong-doing. A metaphor based on
the common custom of clearing one's
browser history on a computer after watching porn.
2. or more literally, erasing the viewable
browser history of a computer to hide the fact that you just watched porn.
Dominic: "Dude, I didn't do the
Algebra II homework
last night, so I did it all over lunch"
Ben: "When it comes to clearing your
browser history, you work faster than anyone I know."