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1)a high level of lariousism

2)something hilarious whilst high in a altered state of consciousness
"that was highlarious"
by steen tee April 17, 2003
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9
something that is found extremely funny, usually after approx. 4:20
my best friend made a PB & ice cream bagel, that's Highlarious
by John November 20, 2003
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10
A short-term for the description "highly hilarious". Highlarious was produced by merging the two words in the description together to form one superword. Using the word 'highlarious' instead of 'highly hilarious' saves approximatly 0.54 seconds when spoken and 0.97 when being typed.
That current, popular romantic-comedy at the cinema is highlarious!
by The Masked Cheese August 19, 2005
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11
the way you can describe someone who is very funny when they are high
by lorenzod May 28, 2010
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12
When something isn't even that funny, but you laugh so hard at it as if you're high.
*Person almost trips on their shoelace*
"HAHAH, OH MY GOD THAT WAS HIGH-LARIOUS."
by ElisePwnzzzz February 11, 2009
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13
An adjective describing something that one finds very funny while high on cannabis.
"Did you see that fat kid in a snow suit trying to run up that hill?"

"yeah, that was highlarious"

"want another toke?"
by soopasygu44 December 17, 2008
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