rugged

American Heritage® Dictionary of the English Language, Fourth Edition

1. adj. Having a rough irregular surface. See Synonyms at rough.
2. adj. Having strong features marked with furrows or wrinkles: the rugged face of the old sailor.
3. adj. Having a sturdy build or strong constitution: a rugged trapper who spent months in the wilderness.
4. adj. Tempestuous; stormy: the rugged weather of the North Atlantic.
5. adj. Demanding great effort, ability, or endurance: the rugged conditions of barracks life.
6. adj. Lacking culture or polish; coarse and rude: rugged manners and ribald wit.

Century Dictionary and Cyclopedia

1. Having a rough, hairy surface or nap; shaggy; bristly; ragged.
2. Covered with rough projections; broken into sharp or irregular points or prominences; rough; uneven: as, a rugged mountain; rugged rocks.
3. Wrinkled; furrowed; corrugated; hence, ruffled; disturbed; uneasy.
4. Rough to the ear; harsh; grating.
5. Unsoftened by refinement or cultivation; rude; homely; unpolished; ignorant.
6. Rough in temper; harsh; hard; austere.
7. Marked by harshness, severity, or anger; fierce; rough; ungentle.
8. Rough; tempestuous: said of the sea or weather.
9. Vigorous; robust; strong in health.

Wiktionary

1. adj. Broken into sharp or irregular points; uneven; not smooth; rough
2. adj. Not neat or regular; irregular, uneven.
3. adj. Rough with bristles or hair; shaggy.
4. adj. of a person strong, sturdy, well-built
5. adj. of land rocky and bare of plantlife
6. adj. Harsh; austere; hard; crabbed; -- said of temper, character, and the like, or of persons.
7. adj. Stormy; turbulent; tempestuous; rude.
8. adj. Harsh; grating; rough to the ear -- said of sound, style, and the like.
9. adj. Sour; surly; frowning; wrinkled; -- said of looks, etc.
10. adj. Violent; rude; boisterous; -- said of conduct, manners, etc.
11. adj. Vigorous; robust; hardy; -- said of health, physique, etc.
12. adj. computing, of a computer designed to reliably operate in harsh usage environments and conditions
13. adj. Having a rug or rugs.
14. adj. Covered with a rug.
15. v. Simple past tense and past participle of rug.

GNU Webster's 1913

1. adj. Full of asperities on the surface; broken into sharp or irregular points, or otherwise uneven; not smooth; rough.
2. adj. Not neat or regular; uneven.
3. adj. Rough with bristles or hair; shaggy.
4. adj. Harsh; hard; crabbed; austere; -- said of temper, character, and the like, or of persons.
5. adj. Stormy; turbulent; tempestuous; rude.
6. adj. Rough to the ear; harsh; grating; -- said of sound, style, and the like.
7. adj. Sour; surly; frowning; wrinkled; -- said of looks, etc.
8. adj. Violent; rude; boisterrous; -- said of conduct, manners, etc.
9. adj. Colloq. U.S. Vigorous; robust; hardy; -- said of health, physique, etc.

WordNet 3.0

1. adj. very difficult; severely testing stamina or resolution
2. adj. sturdy and strong in constitution or construction; enduring.
3. adj. having long narrow shallow depressions (as grooves or wrinkles) in the surface
4. adj. topographically very uneven