Top definition
To assure or promise strenuously.
If that bitch opens her canker sore mouth one more time, I guaranfuckintee that it will be the last word she ever says.
by Bustamante December 10, 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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