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A versatile phrase that can be used to reassure anyone to the point of no doubt, in any situation. It is also commonly used when undressing drunk women you just took home, who might be having second thoughts about this whole fivesome thing.
America: Hey are you sure about this whole Iraq war situation?
Bush: Trust me I'm a doctor!

Girl: Um, um....I'm not so sure this is such a good idea!
Horny man: Trust me I'm a doctor!
by Mr. Yell-O March 10, 2010
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