Omnitard

noun; insult; someone who is an all-around idiot; coming from the word "omni" (meaning "all") and "retarded"; a less-offensive word than "retarded"

1) After a girl sticks a fork in an electrical socket while standing in a puddle of water, she can officially be classified as an omnitard.

2) To be used in any situation when the person is behaving in an ignorant fashion.