1. deliberately destroying, damaging, or obstructing something, especially for political or military advantage
2. deliberately preventing the success of a plan or activity

Examples

• The workers were accused of sabotaging the factory equipment.
• She felt like her colleagues were sabotaging her project.
• Enemy agents were sabotaging supply lines during the war.
• Stop sabotaging yourself with negative thoughts.
• The computer virus was sabotaging the entire network.
• They suspected someone was sabotaging their marketing campaign.