downhillTranslate downhill | into French | into German | into Italian | into Spanish Definition of downhill adverb Pronunciation: /daʊnˈhɪl/ towards the bottom of a slope:he ran downhill follow the road downhill into a steadily worsening situation:her marriage continued to slide downhill the business is going downhill fast adjective Pronunciation: /ˈdaʊnhɪl/ leading down towards the bottom of a slope:the route is downhill for part of the way relating to the sport of skiing downhill:the world downhill champion leading to a steadily worsening situation:the downhill road to delinquency without difficulty or challenge:we can take the easy road, the downhill road, or we can put America on the path to greatness again noun Pronunciation: /ˈdaʊnhɪl/ 1a downward slope: on downhills brake gently 2 Skiing a downhill race. [mass noun] the activity of downhill skiing. Phrases be downhill all the way 1be easy in comparison with what came before:two-nil up—it should have been downhill all the way 2become worse or less successful:that had been the start of the present trouble—downhill all the way since thendownhill in other Oxford dictionaries Definition of downhill in the US English dictionary