TUPPERWARE Meaning of TUPPERWARE in English Tup ‧ per ‧ ware /ˈtʌpəweə $ -pərwer/ BrE AmE noun [uncountable] trademark a type of plastic container that closes very tightly and is used to store food Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012