lifeboat
//ˈlaɪfˌboʊt//
Noun
lifeboatSingular
lifeboatsPlural
1
A specially constructed boat used for rescuing people in distress at sea.
The lifeboat rescued the sailors from the sinking ship.
2
A small boat carried on a ship for use in emergencies, such as when the ship is sinking.
The passengers boarded the lifeboats when the ship began to sink.