Meaning of the word tupperware in English

What does tupperware mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

tupperware

US /ˈtʌp.ɚ.wer/
UK /ˈtʌp.ə.weər/

Trademark

a brand of plastic containers for storing food

Example:
She packed her lunch in a Tupperware container.
Do you have any spare Tupperware for these leftovers?