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An adult over the age of 40 that belongs to the website myspace.com.

The MSC usually uses the site as a way to spy on others, gather information in an attempt to disturb someone's life offline, or relive a long passed youth.
Boonquisha: My boyfriend's auntie won't quit friend requesting me.

LaTavious: Fuck them myspace senior citizens.
by Meredith(MissM) February 01, 2007
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