TSETSE Meaning of TSETSE in English [ 'tsɛtsi , 'tɛtsi ](also ~ fly ) ■ noun an African bloodsucking fly which transmits sleeping sickness and other diseases. [Genus Glossina .]OriginC19: from Setswana. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004