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A young male, particularly a teenager, who gets off on girls in comas, deep sleep, or any other form of unconsciousness.
Mark: Hey Bill, look at that kid over there! He's masturbating over that sleeping chick!

Bill: *Sigh* Pulling a Shinji...
by Theshizirl September 18, 2007
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Shinji is a male teenager, who would not take things seriously and would fail the task.
Please be serious about your work, don't be a Shinji.
by XGarDX October 25, 2017
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