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Similar to sex hair, but it results from hours of running one's hand through their hair due to homework frustration. Study hair is disheveled and often greasy in appearance.
*Walking back to dorm after class and encountering roommate in hallway with their hair everywhere.*

Kane: "...uhh, you getting it with a chick in there? You have some crazy hair going on."

Dave: "I wish. This is just study hair. Today's homework took forever."
by TDYVK September 14, 2011
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