Noun - An unpleasant/dislikable/irritating person, someone who is an Asshole. This is a polite version of the word Asshole. It can be used in mixed company and in front of parents.
Person 1 "Where did that guy come from?"
Person 2 "Got no idea, but he's a real arnous!"
by markizzy March 9, 2014
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the sexiest man ever, there probably is only one of them in the whole word but everybody loves him and wants to be an arnou
“Damn is that Arnou the one with the big dick
damn right it is”
by mamacito October 10, 2018
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