自卫
Self-defense \Self`-de*fense"\, n. The act of defending one's own person, property, or reputation. {In self-defense} (Law), in protection of self, -- it being permitted in law to a party on whom a grave wrong is attempted to resist the wrong, even at the peril of the life of the assailiant. --Wharton.
self-defense n : the act of defending yourself [syn: {self-defence}, {self-protection}]