extrapenicular activities 

Putting your penis somewhere it does not belong, usually in a dirty whore who is not your wife.

- the mashing together of the phrase "extracurricular penis activities" by fark's radioberlin

The man's wife sent him to the curb for his extrapenicular activities with the Starbuck's chick.

extrapenicular activities by KnackX August 26, 2009

extravehicular activities 

Used to describe activities that drivers engage in while operating a moving vehicle, such as texting, changing the song on your ipod, etc.

You know, he was always engaging in all those extravehicular activities!!!

extravehicular activities by K.Lau May 28, 2010