look up any word, like ethered:
 
1.
A really ignorant person. Someone who doesn't know how the world works, and doesn't CARE to know.
Boyo, you are such an ignoramous. Can't you learn to shut your mouth while you chew your food?
by Cherie Nelson May 23, 2005
 
2.

Officially: An offensive term that deliberately insults somebody's level of intelligence or education.

In slang: A person who is completely ignorant, an ass, a prik, idiot, etc.

That guy's ignoramous. I despise him.
by Jafje September 16, 2007
 
3.
the incorrect spelling of ignoramus.
John just spelled "ignoramus" as "ignoramous." What an ignoramus.
by Twisted_Colour April 10, 2010
 
4.
Someone who ignores you all day and then expects you to respond and interact with them the second they want you to.
Guy #1 "Hey dude why have you ignored me for the past two hours?"
Guy #2 "................."
Guy #1"Come on man"
Guy #2"................"
Guy #2"Hey man what's up?"
Guy #1"Not much, ignoramous."
by randygertie April 28, 2011
 
5.
a word accidentally created when a drunk person was asked where he had sex with a girl
wingman: "Where did you fuck that bitch at?"
bro: "ignoramous"
wingman: "you mean in her anus?
bro: "yeah, that"
by Vincent Barjode January 12, 2012
 
6.
ignorant spawn of a dumbass.
shane is an ignoramous.
by threeceex3 August 30, 2011