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.
saddlebag definition: 1. a large bag, usually one of a pair, carried on either side of the back of a horse, etc., just behind the saddle 2. a similar bag carried over the back wheel of a motorcycle or bicycle 3. Informal a deposit of fat forming a bulge...