TIBETAN Meaning of TIBETAN in English Ti ‧ bet ‧ an /tɪˈbetn/ BrE AmE noun 1 . [countable] someone who comes from Tibet 2 . [uncountable] the language of Tibet —Tibetan adjective :a Tibetan monk Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012