thrashingPronunciation: /ˈθraʃɪŋ/Translate thrashing | into French | into German | into Italian | into Spanish Definition of thrashing noun 1an act of physically beating someone; a beating:a sound thrashing might teach the individual to refrain from complaining 2a heavy defeat of a sporting opponent:the thrashings administered by Celtic to Aberdeenthrashing in other Oxford dictionaries Definition of thrashing in the US English dictionary