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1. Sloping down rather steeply
   - declivitous, downward-sloping

1. The downward slope of a hill
    
2. A ski race down a trail

1. Toward a lower or inferior state
   "your performance has been going downhill for a long time now"
    
2. Toward the bottom of a hill
   "running downhill, he gained a lot of speed"

Derived forms: downhills

See also: descending

Type of: declension, declination, decline, declivity, descent, downslope, fall, ski race, skiing race

Encyclopedia: Downhill Downhill, County Londonderry