1. Having a rough irregular surface: rugged terrain.
2. Having strong features marked with furrows or wrinkles: the rugged face of the old sailor.
3. Having a sturdy build or strong constitution: a rugged trapper who spent months in the wilderness.
4. Tempestuous; stormy: the rugged weather of the North Atlantic.
5. Demanding great effort, ability, or endurance: the rugged conditions of barracks life.
6. Lacking culture or polish; coarse and rude: rugged manners and ribald wit.
[Middle English, shaggy, of Scandinavian origin.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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