Top Definition
The look of extreme pleasure after smoking extremely tasty, or powerful, hydroponic marijuana. Usually consists of wide open red eyes, accompanied by a wide grinned smile, and soon followed by a look of ultimate relaxation.
After smoking that Blueberry Kush, I had the Hydro Glow. People could see for miles around that I was tore up.
by The_Hydro_Glo September 23, 2013

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