[ kool-wahr; French koo-lwar ]
/ kulˈwɑr; French kuˈlwar /

noun, plural cou·loirs [kool-wahrz, French koo-lwar] /kulˈwɑrz, French kuˈlwar/.

a steep gorge or gully on the side of a mountain, especially in the Alps.

Origin of couloir

1850–55; < French: literally, colander < Late Latin cōlātōrium strainer, equivalent to Latin cōlā(re) to strain, filter + -tōrium -tory2; see coulee Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for couloir

British Dictionary definitions for couloir

/ (ˈkuːlwɑː, French kulwar) /


a deep gully on a mountain side, esp in the French Alps

Word Origin for couloir

C19: from French: corridor, from couler to pour; see coulee
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