Defensive; proper for defense.In law, making defense; being in the attitude of a defendant: as, the party defendant.n. One who defends against an assailant, or against the approach of evil or danger; a defender.n. In law, a party sued in a court of law, whether in a civil or a criminal proceeding; one who is summoned into court, that he may have opportunity to defend, deny, or oppose the demand or charge, and maintain his own right.