1. having many small rounded lumps or bumps on the surface
Usage: chiefly British

Examples

• The old tree had a knobbly trunk covered in rough bark.
• She picked up a knobbly walking stick from the forest floor.
• The knobbly surface of the rock made it difficult to climb.
• His knobbly knees showed the effects of years of hard work.
• The knobbly potatoes were fresh from the garden.
• The artist carved the knobbly wood into a beautiful sculpture.