1. Small, sharp, or rough projections or edges; jagged or prickly protrusions.
Usage: informal; chiefly Scottish and Northern English
2. In computing and graphics, visible stair-step artifacts or rough edges that appear on diagonal or curved lines on a digital display.
Usage: informal; technical

Examples

• The rough stone had jaggies all over its surface.
• Be careful not to touch the jaggies on that broken glass.
• The old fence was covered with jaggies that could scratch you.
• The low-resolution image showed jaggies along the curved edges of the letters.
• Anti-aliasing software helps reduce jaggies in digital graphics.
• The jaggies on the thistle plant made it painful to handle.