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1.
Camping where any inconvenience is rectified by driving to the nearest store and purchasing whatever will make yoy more comfortable.

In other words Sham-camping.
When we were shamping, we went to Walmart and bought an inflatable couch, plug in fridge and ate at the McDonalds.

We wrote this definition on a blackberry while we were shamping.
by UrbanWombat July 18, 2009
 
2.
The art of wanking, in other means masturbating with shampoo as a lubricant effect.

This activity often results in a stinging pain in the urethra of the man's penis.
I just tried shamping, it was fucking painful! How can anyone like that!?
by TheRatchet June 11, 2009