Waste container Dustbin is a large container with a lid which people put their rubbish in and which is usually kept outside their house. [British]regional note: in AM, usually use garbage can.Dustbin's primary purpose is to keep dirty and decaying Waste materials separate from the rest of the clean surroundings. We shouldn't throw garbage on the roads and litter public places, and if we see waste anywhere near us, we should throw it into places specially made for keeping garbage that is the public dustbin.