Pronunciation: (rug'id), [key]
1. having a roughly broken, rocky, hilly, or jagged surface: rugged ground.
2. (of a face) wrinkled or furrowed, as by experience or the endurance of hardship.
3. roughly irregular, heavy, or hard in outline or form; craggy: Lincoln's rugged features.
4. rough, harsh, or stern, as persons or nature.
5. full of hardship and trouble; severe; hard; trying: a rugged life.
6. tempestuous; stormy: rugged weather.
7. harsh to the ear: rugged sounds.
8. rude, uncultivated, or unrefined.
9. homely or plain: rugged fare.
10. capable of enduring hardship, wear, etc.; strong and tough: rugged floor covering; a rugged lumberjack.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.