The double entendre figure of speech referring to the process of actually clearing your computer history/cookies and a masturbation session that results in an orgasm.
Im sorry im late for drinks guys, but i was "clearing my history".
My wife and kids were home, i was rapidly "clearing my history".
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."
When a guy, after ejaculating, goes and pees to get the rest of the sperm out of his urethra, rather than have sticky semen continue to spurt out in aftershocks. This is a tried and tested method for preventing a sticky mess (other than the one already created).
James: No, I want to save it up so I can clear the canal afterwards.
Jason stood under the falling water, waiting to be able to pee after jerking off. Clearing the canal sometimes took time, especially when he peed his bladder out before taking his shower.