The name for someone who is is highly intoxicated to the extent of not being able to talk and losing basic bodily functions - resulting in tripping over simple inanimate objects (most commonly onto muddy ground) and/or ones own vomit. Thus eventually resulting in the loss of socially accepted bowel motions (or otherwise know as shitting of ones pants.)
"Oh dear, I think I may have just Shargyled myself"
"She was so wasted...she Shargyled all over the place!"
"Man, I got so maggot that I fucking Shargyled. Not even gonna lie."