Complete engrossment in one's Blackberry, resulting in voluntary blindness and total ignorance of one's environment.
VJ: Dude why did you plow over that old lady?
Mike: I just had to finish the last line of that email. Total blackberry blindness.
Mike: I just had to finish the last line of that email. Total blackberry blindness.
by PositiveZero April 11, 2008
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