noun
1. : a composite paperboard of two corrugations and three attached liners
2. : a bag of two separate plies used for packaging — called also duplex bag
noun
1. : a composite paperboard of two corrugations and three attached liners
2. : a bag of two separate plies used for packaging — called also duplex bag
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012