asshat 

A close cousin of the Ass-clown, typically identified by a jovial expression and an outward misunderstanding of how he/she is perceived, combined with a generally misguided conception of what is sociably acceptable amongst his/her fellow peers.

Said persons' frequent attempts at humor usually lead to he/she making an ass out of his/herself. Not to be confused with ass-hole.

"Quit throwing pennies at that homeless man, you asshat."

"Hey asshat, thanks for double parking."

asshat by asshater September 11, 2008

asshat 

A contemptible person

derivatives:

asshattery (noun)

asshattedly, asshatted (adjective)
asshats (plural)

My supervisor is an asshat - I resent being his subordinate.

asshat by Urbepedia April 15, 2010

asshat 

One who has their head up their ass, thus wearing their ass as a hat. Someone who is very ignorant, stubborn or dull.

"Gah! Dan won't pay me back my cash! Freakin' asshat!"

asshat by Dervish April 14, 2006

Asshat 

To have ones hat on ones ass. The ass is not the most common area to place ones hat. Hence the implication that to have ones hat on ones ass is just plain stupid. Often used when drunk to refer to someone who has just broken a pinki promise.

"You sir are an asshat" "Tom come back here, quit being an asshat" "I'm sorry I was an asshat"

Asshat by Kurt (biscuits) Russell December 9, 2014

asshat 

a unit vector in the ass direction
(similar to i hat, a unit vector in the i (or x) direction, j hat, k hat, etc.)

"Andrew is such an asshat."
"Totally. His unit vector is definitely pointed in the ass direction."

asshat by andiland August 11, 2005

Asshat 

A ridiculous person who lies on television and makes a spectacle of himself usually by making outrageous claims of moral superiority and intellect.

Tucker Carlson is an Asshat.

Asshat by ME_Observer December 29, 2010

ASSHAT 

one who is oblivious to the world around them,lacking common sense,their head might as well be up their ass.

ec isn't going to vegas so he can put rocks around his yard,what an asshat,he is going to miss the best time ever!

ASSHAT by LAUGHING SKULL November 15, 2006