1. protecting someone or something from attack or harm
Usage: present participle of defend
2. speaking or arguing in support of someone or something
Usage: present participle of defend
3. attempting to prevent the opposing team from scoring in sports
Usage: present participle of defend; sports

Examples

• The soldiers are defending the city from enemy forces.
• She is defending her thesis next week.
• The lawyer spent hours defending his client in court.
• The team is defending their championship title this year.
• He was defending his decision to quit his job.
• The goalkeeper is defending the goal against the striker.
• They are defending their right to free speech.