1. Something that you say when someone does/says something that they would do when they are mad high.

2. Anything funny or cool that someone says/does that would be greatly enhanced when that person and the group of friends he/she was with when they were all mad high.
1. (Person 1) Dude, let's go get some tortilla chips, but instead of salsa, let's use NUTELLA!!
(Person 2) Haha, that's so high.

2. (Person 1) Dude, how fun would it be to go to Burger King, then take our food and climb up the service ladder and eat on the roof!
(Person 2) That's so high. Let's do it!
by TheGreenMachine420 October 24, 2011
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A phrase meant to indicate how immature,meaningless,irrelevant,trivial and idiotic someones actions or attitude is.
Are you going to the rave tonight?
No,man. That's so high school.
by wolfbait51 May 14, 2011
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One of the few phrases that comes out of your mouth when you're in a zone past gone. Usually accompanied by a million dollar smile and or schoolgirl giggles.
by MarshalJD August 20, 2009
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Said usually by first time smokers or smokers of a powerful strain
Dude I'm so high right now. Mixing green crack with cat piss and blue widow creates awesome!
by Douchebag82 October 22, 2011
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To be so high that it doesn’t make sense

Liam the Brand- I Like/LSD
Bruh 1: Bruh, I’m so high I’m foldin dishes

Bruh 2: Damn son, you so high you don’t make sense
by Activus Prime September 1, 2021
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no homo man. But im high as a kite rn and i am high rn writing this it is 21:28 06/11/2021 is the sorta thing you would say lol i am so gigh rn wooooo. and jazz looooooop
"wow ur vape is on your desk?" is the sorta thing you would say lol i am so gigh rn wooooo. and jazz Jay Im So High (J.I.S.M)
by Hawes inc. November 6, 2021
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