The effect that occurs when a person sells food around campus causing other school fundraising events to gain more profit due to the increasing amount of people bringing money to school to buy from the person.
"Dude we've been selling so much for our school club since (time)"

"Yeah I know man, its because (x) started selling too. Its The Deshawn Effect"
by ThatOneDude(tm) March 27, 2019
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When you take a ugly person around with you to make yourself look good.

This kid at work named Deshawn was an ugly fucker and this one kid said, "Man, I know I am ugly but when I work with Deshawn I know it makes me look 10x better."
Hey are we going to take Mark to the bar and use the Desahwn Effect?

Fuck yeah I want to get some pussy tonight!
by Nickrook May 24, 2004
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