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1 definition by Aunty Smutty

When a lady is "entertaining" three gentlemen at the same time, ie taking it from behind, giving a blow job and having sex in the traditional manner. As all three orifices are filled, she has an "air-tight" seal, leading to the term Tupperware. I thank you.
Gary, Tom and Greg gave Sharon a Tupperware last night, she didn't know which way she was coming!
by Aunty Smutty July 05, 2006