What is "lifebelt"

Usage examples of "lifebelt".

He must have been desperate to haul Boardman back on board, though it was hardly a lifebelt to a drowning man.

Then as he rose from the depths, an unconscious, helpless hulk, a strong tan-colored arm wound around him like a lifebelt, and a well-nigh breathless boy, with almost superhuman strength, flung him, limp and nearly lifeness, across the canoe.

Nobody, not even the tiny children, bothered with lifebelts in those days.

More coincidences: behind the tinned food are battens with loose screws and behind them are lifebelts.

Old bank statements, the microscopic balance at the end of each month just about able to keep its head above water before the next monthly lifebelt from the pension fund.