1. tactics or strategies designed to oppose, neutralize, or defeat an opponent's tactics
Usage: usually plural; used in military, sports, business, and competitive contexts

Examples

• The chess player developed countertactics to defend against her opponent's aggressive opening.
• The military developed countertactics to neutralize the enemy's drone strikes.
• The defense team employed countertactics to disrupt the offense's passing game.
• Companies use countertactics to respond to competitors' marketing campaigns.
• The security team implemented countertactics against the hacking attempts.
• Coaches study their rivals' plays to develop effective countertactics.