into a worse or inferior condition: The business has been going downhill.
—adj.
going or tending downward on or as on a hill.
free of problems or obstacles; easy: After the initial setbacks on the project, it was downhill all the way.
of or pertaining to skiing downhill.
—n.
a timed ski race on a steep slope in which competitors take the most direct route to the finish line following a course with relatively few turns and attaining very high speeds. Cf.