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1.
The condition of being ridiculous
Can you believe this? Bartholomew seems to be suffering from ridiculosis today.
by JRAT May 24, 2011
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2.
A short or long-term disorder that causes people to say usually untrue, exaggerated, or just plain ridiculous things.
Guy 1: Did you hear Guy 3 talking about how the world will end? Do you think it is true?

Guy 2: Don't worry about it, he has ridiculosis.
by Hi I am Kyle T. October 02, 2010
0 1
 
3.
A disorder caused by being made fun of for an entire lifetime, usually resulting in a dramatic act of violence. See also "Going Postal".
The suspect was apprehended wearing thick glasses and a turtleneck, screaming and kicking, obviously suffering from extreme ridiculosis.
by Jeffro Bodeen August 13, 2008
1 3