downhill Meaning, Definition & Usage

  1. noun the downward slope of a hill
  2. noun a ski race down a trail
  3. adjective satellite sloping down rather steeply
    declivitous; downward-sloping.
  4. adverb toward a lower or inferior state
    • your performance has been going downhill for a long time now
  5. adverb toward the bottom of a hill
    • running downhill, he gained a lot of speed

WordNet

Down"hill` adverb
Definitions
  1. Towards the bottom of a hill; as, water runs downhill.
Down"hill` adjective
Definitions
  1. Declivous; descending; sloping. "A downhill greensward." Congrewe.
Down"hill` noun
Definitions
  1. Declivity; descent; slope.
    On th' icy downhills of this slippery life. Du Bartas (Trans. ).

Webster 1913