Vigorous; robust; hardy; -- said of health, physique, etc.

provides a robust, splash, dust and shock proof devices for use in more extreme external environments.

This is the term for robust, splash, dust and shock proof devices for use in more extreme external environments.

Stormy; turbulent; tempestuous; rude.

Violent; rude; boisterrous; -- said of conduct, manners, etc.

Full of asperities on the surface; broken into sharp or irregular points, or otherwise uneven; not smooth; rough; as, a rugged mountain; a rugged road.

Not neat or regular; uneven.

Rough with bristles or hair; shaggy.

sturdy and strong in constitution or construction; enduring; "a rugged trapper who spent months in the winderness"; "those that survive are stalwart rugged men"; "with a house full of boys you have to have rugged furniture"

Hearty, full-bodied wines - unrefined

Sour; surly; frowning; wrinkled; -- said of looks, etc.

rocky and steep

Requires a forklift to move.

very difficult; severely testing stamina or resolution; "a rugged competitive examination"; "the rugged conditions of frontier life"; "the competition was tough"; "it's a tough life"; "it was a tough job"