- having a roughly broken, rocky, hilly, or jagged surface: rugged ground.
- (of a face) wrinkled or furrowed, as by experience or the endurance of hardship.
- roughly irregular, heavy, or hard in outline or form; craggy: Lincoln's rugged features.
- rough, harsh, or stern, as persons or nature.
- full of hardship and trouble; severe; hard; trying: a rugged life.
- tempestuous; stormy: rugged weather.
- harsh to the ear: rugged sounds.
- rude, uncultivated, or unrefined.
- homely or plain: rugged fare.
- capable of enduring hardship, wear, etc.; strong and tough: rugged floor covering; a rugged lumberjack.
- having an uneven or jagged surface
- rocky or steep
- (of the face) strong-featured or furrowed
- rough, severe, or stern in character
- without refinement or culture; rude
- involving hardship; harsh
- difficult or hard
- (of equipment, machines, etc) designed to withstand rough treatment or use in rough conditions
- sturdy or strong; robust
