The act of getting so incredibly high, you are stupid as a nigga. Used as an adjective or a declaration.
Example 1
Wizard 1: Dude rip the bong already
Wizard 2: I don't think I can dude, I'm nigga blown.

Example 2
Pimp 1: Nigga pass that blunt, quit hogging it
Pimp 2: uhuhhhhhuhhfuhhgghghghg
Pimp 1: What's wrong with you dude?
Pimp 3: Man that niggas nigga blown.

Example 3
Nigga: NIGGA BLOWN!!
by Spinach Salad September 19, 2012
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