Longman Dictionary of Contemporary English
Wiktionary
n. life jacket.
WordNet
n. life preserver consisting of a sleeveless jacket of buoyant or inflatable design [syn: life jacket, cork jacket]
Usage examples of "life vest".
This bulky garment contained fifteen pounds of survival gear and an inflatable life vest.
Doc took out of his kit an inflatable collar that looked like half a life vest, attached it around Quinley's neck, then pushed a pin and it inflated.
He felt around for the toggles to the C02 cartridges that would inflate his life vest.
Gale removed the life vest and modestly turned around to urinate off the stern.
Over his ill-fitting uniform he buckled a bright orange life vest, and told Jim Tile to do the same.
As the crewmen closed the sliding side door to improve cruising aerodynamics Jake found a kapok life vest to lay his head on and tried to relax.
They are bulky and awkward, but Eliot Chung likes to say that in northern waters, the only thing a life vest does is make your corpse float.
She stroked upward, helped by her life vest, before she finally burst into the air.
But do reassure Joel that Desi's manifest recorder was tucked inside his life vest next to his heart.