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Starting to smoke a joint.
Hey man... lets blaze up...
by Alwin September 11, 2005
84 9
When someone offers to smoke weed with you for no charge on your part.

also referred to as burn up, smoke up, etc.
Friend: Yo dude what's good? Come pick me up and I'll blaze up
You: Werd
by Jesusxox0 February 10, 2010
11 9