Color symbolism is the use of color as a representation or meaning of something that is usually specific to a particular culture or society. Context, culture and time are certainly important factors to consider when thinking about color symbolism.
Definition of backpack for English Language Learners. : a bag for carrying things that has two shoulder straps and is carried on the back.
Backpack Handbag: A slightly larger handbag designed to be worn on the back like a backpack. Backpack Handbags can have one or two shoulder straps and can be carried by both or by just one like a sling bag.