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When you wake up after being exceptionally high (on weed) and can still feel the effects and are kind of dazed. It's kind of like the hangover of marijuana.
Guy 1: Dude, I smoked so much yesterday. I woke up still feeling a little dazed.
Guy 2: You got yourself a phantom high my friend.
Guy 2: That's chillin.
by Jet750 June 04, 2015
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