American
[doun -hil , doun -hil]
/ ˈdaʊnˈhɪl, ˈdaʊnˌhɪl /
adverb
down the slope of a hill ; downward.
into a worse or inferior condition.
The business has been going downhill.
adjective
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 relating to skiing downhill.
noun
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.
downhill
British
/ ˈdaʊnˈhɪl /
adjective
going or sloping down
"Collins English Dictionary — Complete & Unabridged"
2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986
© HarperCollins Publishers 1998, 2000, 2003, 2005,
2006, 2007, 2009, 2012
adverb
towards the bottom of a hill; downwards
informal
to decline; deteriorate
"Collins English Dictionary — Complete & Unabridged"
2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986
© HarperCollins Publishers 1998, 2000, 2003, 2005,
2006, 2007, 2009, 2012
noun
the downward slope of a hill; descent
a competitive event in which skiers are timed in a downhill run
"Collins English Dictionary — Complete & Unabridged"
2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986
© HarperCollins Publishers 1998, 2000, 2003, 2005,
2006, 2007, 2009, 2012
Etymology
First recorded in 1585–95; down 1 + hill
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.