Top Definition
When a new principal comes to a high school and takes over, changing all the rules to stricter ones because of his military background.
"I can't believe Mr. Hume is banning flip flops and ripped jeans!"
"the Hume Effect is sweeping through many of the schools in the Lehigh Valley, all of the schools are hiring new ex-military men for principals who are strict and creating new rules!"
by Princess Shaina January 24, 2007

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