Also found in: Idioms.
A volcanic peak, 2,763 m (9,065 ft) high, in the Cascade Range of west-central Oregon. It is a popular ski area.
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.