- a person who rescues another from danger of death, especially from drowning.
- a person or thing that saves a person, as from a difficult situation or critical moment: That money was a lifesaver.
- Chiefly British. a lifeguard.
Origin of lifesaver
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for lifesaver
It was a lifesaver, for he was shooting down into the darkness at a great rate.The Royal Book of Oz
L. Frank Baum
He's been a lifesaver ever since he was a-put inter pants, but his jints is too stiff now.Vacation with the Tucker Twins</p>
Such a device, Tom felt, might prove to be a lifesaver if he should ever become trapped under water—perhaps far from help.Tom Swift and the Electronic Hydrolung
They'll probably patch it up and if we get a chance to escape later, it may be a lifesaver.The Solar Magnet
Sterner St. Paul Meek