1. The term is commonly used to describe someone who has been binge whipping (Over extended, consecutive use of N2O) or overuse of ecstasy among other drugs.
2. The state of mind after using/abusing any intoxicating substance, resulting in loss of mental capacity, lack of rational thought in its entirety, and the inability to control movement but not always including bodily functions ie the Excretory system.
Dude#1: "Man, that nitrous whore did like 150 whippets in 30 minutes last week!"
Dude#2: "Ya, he's a god-damned etard now"