it means inner and is also known as weed that is grown indside. - endo when refferred to dank weed doesn't come from the word "indoor", thats a stupid supposition. it comes from the word inner because its grown on the inner part of a house. number 3 answer, your an idiot, hopefully you will be the number 4 answer now. in no way is your answer correct. everyone on urban dictionary is now dumber because of your definition, may god have mercy on your soul.
The reaction was endothermic.

thats got to be endo, hook me up bro.

by tenessee March 25, 2008
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Short for Endocet, a generic brand of Percocet.
Tony: You got any endo's? Shits great with indo...
by AllDay27 January 13, 2010
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An incorrect nickname for marijuana used by people too stupid to spell "indo".
That dumb nigga said 'endo', when he meant 'indo'.
by J.R. "Bob" May 10, 2008
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A kaying move where the front of the boat submerges causing the entire boat to stand vertically in the water.
Gnarly endo! Too bad about the face flop! That rock rash looks painful!
by shum February 21, 2003
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a species of weed. not just general weed. it's very expensive and really good. see kb and chronic. it is NOT jank shit or schwag.
"you got any more endo?"
by version2.0 August 24, 2005
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Foriegn word meaning "RED" in english, commonly used to describe marijuana with red hairs.
1...smokin' Endo sippin on Gin and Juice.

2.The majority of communism is centered around Endo-China.
by JRountrey March 9, 2008
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Short for Endometriosis. A painful disorder affecting 1 in 10 women which occurs when tissue that is similar to the tissue that normally lines the inside of the uterus grows outside your uterus.
by Anonymous_Phrog March 4, 2022
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