noun
1. : a device (as a life belt, life ring, or life vest) designed to save a person from drowning by buoying up the body while in water
2. : blackjack 4
beaten and bruised with life preservers — Charles Reade
noun
1. : a device (as a life belt, life ring, or life vest) designed to save a person from drowning by buoying up the body while in water
2. : blackjack 4
beaten and bruised with life preservers — Charles Reade
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012