A person who is exceptionally obnoxious or high-and-mighty because they regularly use marijuana. Generally demonstrate a bragging nature both when using drugs and when not using drugs, when they feel they can brag about doing pot.
Ben is always talking about his adventures when he's high. He's such a grass-hole.

Jim can be such a grass-hole when we light up together- he's always so macho.
by greenknight04 January 3, 2010
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