porn surfing 

Where you are casually on a porn site flicking though videos without getting off.

"Hey man, I was so bored last night I was just Porn Surfing"
"That's not good bro, you need a woman!"

porn surfing by XxCrusader3kxX October 7, 2013

Poonsurfing

To look at pictures of pussy on the internet.

John: "Hey man, I'm headed out, you wanna come?"
Mike: "No thanks dude, I'm poonsurfing but can you pick me up some kleenex while you're out?"

Poonsurfing by Sticky Fingered Pete August 12, 2010