Your alternative web based email address to which your friends send jpgs, mp3s,pdfs, wmvs, wavs and other deemed inappropriate materials that would otherwise be blocked by your employer's email filters.
Unemployed friend: Did you get that hilarious video clip that I sent you?
Employee: Dude, quit sending that shit to my work address. You're gonna get me fired. Send it to my porn address.
An email address that you give when you don't want anyone to know your real email address. Most commonly used when you have to register at a site to view porn. Also, having a porn address allows you the freedom and benefit of giving your girlfriend access to your email without worry.
"Dude, I met this SMOKING hot chick on the plane today and she wants to hook up!"
"Whoa, aren't you worried Shirley will find out?"
"Nah, I gave her my porn address."