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1. Tons-o-fun
A large or morbidly obese woman.
Hey dude check her out, she'd be tons-o-fun in bed !!
2. tons-o-fun
A quantitative measurement of fun dealing with an amount of fun that is over 2000 pounds or more. Usually used sarcastically.
I told Megan that talking to Doug and Josh sounded like tons-o-fun.
by Matt Mar 9, 2005 add a video
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