Protect against attack; guard from harm.

• Repel or resist something threatening.

Support by argument or evidence; justify a person or idea.

• Speak or write in favor of someone or something.

Represent an accused person in court.

• Conduct a legal defense against charges.

Play to prevent the opponent from scoring.

• Perform the defensive part of a game.

Try to keep a title or championship previously won.

• Attempt to repeat a prior competitive achievement.