1. flaws, faults, or imperfections in something
Usage: plural of defect

1. abandons one’s country, political party, or cause in favor of an opposing one
Usage: third person singular present

Examples

• The car was recalled due to manufacturing defects in the brake system.
• Quality control inspectors found several defects in the fabric.
• The spy defects to the enemy country during wartime.
• She defects from her political party over policy disagreements.
• Birth defects can sometimes be prevented with proper prenatal care.
• The software has minor defects that need to be fixed.
• He defects from the rebel group and joins the government forces.