NAD can refer to: NAD Electronics, a Canadian audio equipment manufacturer (originally New Acoustic Dimension) Namibian dollar, the currency of Namibia National Advertising Division National Amusement Devices, manufactured amusement park trains National Animation and Design Centre, a 3D animation school in Montreal, Québec, Canada National Appeals Division, an agency within the United States Department of Agriculture National Association of the Deaf, a non-profit advocacy organization… (More on Nad)