mou·ton·née(mo͞o′tə-nā′) also mou·ton·néed (-nād′)
Rounded by glacial action into a shape likened to a sheep's back. Used of a rock formation.
[Short for French roche moutonnée : roche, rock + moutonnée, fleecy, past participle of moutonner, to make fleecy (from mouton, sheep; see mouton).]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Physical Geography) pertaining to a rock formation that has been rounded by the action of glacier
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014