1. When a person has to say or do something to prove that their PhD (or other big degree) actually means something.
2. When a person attempts to overcome their insecurities of their inferior degree by using words no one else knows.
guy: The Professor is speaking Greek again, that guy must have big degree syndrome.

Big degree syndrome is often observed in college professor atempting to impress new students.
by Da Preacher November 5, 2009
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