Definition of "tupperware" [tupperware]

• The collective trade name for a type of plastic food-storage container with a translucent bottom and a close-fitting lid designed to seal the container tightly. It is in common use in the late 20th century and early 21st century in the U. S. It comes in a variety of shapes and sizes, suitable for storing a variety of items. Also used attributively. (noun)

Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)

• "Bonuses: you keep your fridge full regardless of whether the tupperware is filled with food or not, and you free up cabinet space for other stuff."
• "There is no recipe for this one, just a joining of all the ingredients you have tucked in tupperware in your fridge - with a bit of mayo, salt and pepper."
• "I find that anything I package in tupperware-type containers makes it in the overseas moves (detergents, candles, batteries)."