Dime or Dima is an Afro-Asiatic language spoken in the northern part of the Selamago district in the Southern Nations, Nationalities and Peoples Region of Ethiopia, around Mount Smith. Dime divides into at least two dialects, which include Us'a and Gerfa. It has six case suffixes in addition to an unmarked nominative. It is overwhelmingly suffixing, but uses prefixes for demonstratives and reduplication.