A person who is not blessed with good aesthetics and struggles to find self confidence. An "Urgle" can also be referred to as a "grimple" or "gronk". They are simply an ugly dumb founded person.
Friend 1-"look at that dumb idiot "
Friend 2-"yeah, he's such an urgle"
The feeling when you are pissed off, angry and upset but can't find the words to describe it.
Paul- Hey dude, i heard Ashley broke up with you!
Sam- i know i just feel so, so, URGLE!