1 definition by helloitsme567

Top Definition
A supplement of some form that is meant to expel excess water from the body. Most commonly used as a form of weight loss supplement, to get rid of water weight. Has a caffeine effect and makes you urinate like crazy.
I took diuretics to lose weight and I had to piss about five times in the past hour.
by helloitsme567 June 28, 2009

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