When some says or does something really stupid and/or idiotic. Is said mockingly as in 'ah ha, ah ha' Used instead of 'asshole' when the word could get you banned for not being pc.

1. Blue Monday is the most depressing day of the year, calculated by Dr. Cliff Arnall, a researcher at the University of Cardiff's Center for Lifelong Learning.
Factors used to calculate the date included weather conditions, debt level, time since Christmas, time since failing our New Year's resolutions, low motivation and feeling the need to take action.

In 2005 the date was calculated as January 24th, in 2006 it was January 23rd, and in 2007 it was January 22nd.

2. A song by the hard rock band Orgy from their album Candy Ass.

an exclamation of a laugh, throwin it down and laughing about it

egyptian word and some ppl think its rude
it means "i object"
some ppl say ahho also or ahhe