Reuse of takeout containers in place of traditional food storage containers, mostly from Chinese restuarants.
I know it is time to eat Chinese when the college tupperware finally deforms in the dishwasher.
by joeblow17 March 25, 2008
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Reusable plastic containers and the matching lids. Such as store bought Kool Whip, butter and sherbert containers.
If you want to take leftovers home, bring your Italian Tupperware to dinner with you.
by Ok Rudy September 28, 2019
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A way to express getting out of an awkward situation very quickly.
Origin: Napoleon Dynamite. Scene: Kip tests the durability of the tupperware by running it over with Uncle Rico's van. When it breaks, Kip says "Dang It!" and speeds off from his sale...He tupperwared out.

Dude, I drove to pick her up. Before she could get in the car, I had to tupperware out because she must have packed on 100 lbs. since highschool.
by Vern Sandoval December 3, 2007
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A pistol (primarily) made out of plastic-like material. IE Nylon , Carbon fiber , Nylatron ,Etralyte, Delrin and so on. Can refer to the Glock family of pistols.
'What'd you bring to the range today , tommy'
*a glock! Its so badddd*
'You're right , it is bad! Trash the tactical tupperware and get a 1911'
*but I paid $600 ,and it has a 32rd magazine*
by Mrstickball September 16, 2005
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A person who has an old soul, does things such as order Tupperware online. A good example would be YouTuber Alfie Deyes!
Alfie: "I just ordered some Tupperware online"
Zoe: "oh your such a Tupperware Toby!"
by a1a2a33 August 16, 2015
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When the sky is bright and overcast so that it looks as though you’re inside of a Tupperware box
Ah mate, it’s bright but cloudy outside, bit overcast, kind of a tupperware sky. Probably bring a brolly.
by Luleymoon March 16, 2022
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(noun)

the impenetrable layer of ignorance separating men from understanding the problems women face - common in American households
Kelly tried explaining her opinion, but no man's empathy can crack the tupperware ceiling.
by Read1984 September 6, 2012
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