doping offencesdopingdop‧ing /ˈdəʊpɪŋ $ ˈdoʊ-/ noun [uncountable] 
doping offences
EXAMPLES FROM OTHER DICTIONARIES
- Several athletes at the Pan American Games failed a doping test.
COLLOCATIONS FROM THE ENTRY doping offences
the practice of using drugs to improve performance in a sportdoping scandal/ban/test etc doping offences doping offences