""Grammar of the Bornu or Kanuri Language"" is a book written by S.W. Koelle and first published in 1854. The book provides a comprehensive study of the grammar of the Bornu or Kanuri language, which is spoken in parts of Nigeria, Chad, Niger, and Cameroon. The author, who was a linguist and missionary, presents a detailed analysis of the language's phonology, morphology, and syntax, including its noun and verb systems, pronouns, adjectives, adverbs,...