Top definition
A word used to express the extreme apogee of utlra cool - be it a person, event or thing.
"Dude, that right there is the Grandaddydon of exhaust pipes!"
by Kev76 April 13, 2007
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Jul 2 Word of the Day
Someone people turn to when they're sad who makes them feel better.
Dude, I was so unhappy about my girl, until I spoke to my serotonin donor who really helped me feel better
by jonfurstn1 November 27, 2009
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