1.A person or thing that is completely and totally insane.

2.An awesome and totally cool muffin.

Someone people turn to when they're sad who makes them feel better.

A crazed annoying retarded person who has spaz like qualities.

a fairly endearing term, meant for someone who says or does something silly, or simply went you want to call someone something without being too harsh. I think i may have heard it used in "friends" by pheobe.