Definition: Karamu is a Nigerian word that translates to "dust" in English. It refers to the dirt or dust that accumulates on a surface due to wear and tear, such as from walking or driving over it. Karamu can also refer to the process of cleaning or decontaminating surfaces with a mixture of water and salt, which is often done by using a bucket filled with karamu and then letting it sit for some time before being rinsed away.