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1 definition by Dawn Bolter

 
1.
Noun - Power panties used by portly people for the illusion of slimness. Also, exclamation - shorthand for saying "Thanks!"
"I ate too much prime rib at the buffet and can only fit in my Jordache jeans with the help of 'ma Spanx!" Also, "Spanx for the memories..."
by Dawn Bolter February 10, 2005
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