1 definition by Sergeant832

a LOON is to "Laugh Out Of Nose". When people say LOL or to "Laugh Out Loud", most of the time they actually LOON. Think about next time you supposedly LOL, I bet you will actually LOON.
"loon!! i just saw some girl fall down the stairs"

simply respond to a funny text with "loon"
by Sergeant832 October 25, 2011
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