1. cutting or tearing something in a rough, uneven way with sharp points
Usage: present participle of ‘jag’
2. making sharp, pointed projections on an edge or surface
Usage: present participle of ‘jag’

Examples

• She was jagging the metal edge with tin snips.
• The broken glass was jagging dangerously from the window frame.
• He spent the afternoon jagging the saw blade to make it cut better.
• The rocks were jagging up from the shoreline.
• The artist was jagging the paper to create an interesting border.
• Ice was jagging down from the roof in sharp icicles.