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1 definition by Kev564

 
1.
To get high, most commonly by means of marijuana. Trees is a common slang name for marijuana. When you climb a tree, you're getting higher in elevation than when you were on the ground. Therefore climbing trees refers to getting high off of trees.
Hey I just got an eighth of some haze, want to go climbing trees?
by Kev564 February 26, 2007
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