life buoy (English, noun)
expansion: life buoy (plural life buoys)
Senses:
glosses: A buoyant object (most commonly torus-shaped) that is used as a life-saving device by keeping a person afloat.
tags: British
glosses: Something that rescues one from difficulties.
tags: British
figuratively
Forms:
form: life buoys
tags: plural
form: life-buoy
tags: alternative
form: lifebuoy
tags: alternative