A word used to describe extreme agreement. When speaking it, you need to sound out every "u" you use. For example, like how the guy from spongebob says "you made me experience high tide, *noise he makes*"
Yuuper n. (yoo' per) - 1. A flatulent, ill tempered mammal widely known for its inability to correctly pick college footballgames. 2. A resident or former resident of Michigan's Upper Peninsula (see also entry 1).