used in place of other words such as dumbass, ass clown, cunt cap, or idiot. people who live in small swedish towns in the middle of kansas are ones most commonly referred to as ass hats... nobody really knows why or where this phrase was started... but tho said to have been started long ago it is slowly starting to make a comeback starting in kansas and spreading to several known places such as smithville missouri and even omaha nebraska... tho unknown why it is making a comeback, it is greatly becoming a common work among the high school crowd and will most likely soon if not already hit your school!

Idiotic, stupid. To act like a moron.

From the popular insult "to have your head up your ass". This imagry leads to ones ass being placed on the head like a hat, hence "asshat".

someone who is a total freaking idiot. they have their head up their ass, therefore wearing it as a hat. hence, ass hat.

a once great insult that hit the internet late 2003. While never reaching an annoying state of over use, it has now been put out to pasture due to it's use on the FOX series "the OC"

ass hat a person with their head so far up their ass that they could wear it as a hat.

A person with such excessive stupidity that they have "dug their head's up their asses," Thus wearing it as a hat

When someone's head is so far up their ass their wearing it as a hat.

an ass hat is someone who doesnt know any thing but talks like they know everything