DOPING Meaning of DOPING in English dop ‧ ing /ˈdəʊpɪŋ $ ˈdoʊ-/ BrE AmE noun [uncountable] the practice of using drugs to improve performance in a sport doping scandal/ban/test etc doping offences Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012