1. long ridges with steep sides and a narrow crest, resembling the back of a hog
Usage: geology
2. arched or rounded backs, especially of animals

Examples

• The hikers climbed over several hogbacks before reaching the summit.
• Erosion carved distinctive hogbacks into the sandstone landscape.
• The geological survey mapped the hogbacks running north to south.
• Wind and water shaped the hogbacks over millions of years.
• The old horses showed their age with pronounced hogbacks.
• Photographers captured the dramatic silhouettes of the hogbacks at sunset.