B1idiominformaleverydayIELTS-friendly
a lifesaver
USUK
a person or thing that helps you a lot in a difficult situation
Said warmly to thank someone. It is one word, though 'life saver' also appears.
In context
Thanks for lending me your charger; you're a lifesaver.
This umbrella was a lifesaver in the sudden storm.
More idioms about everyday
- a bad hair daya day when you feel unattractive and everything seems to go wrong
- a far cry fromvery different from something, often much worse or much better
- a mixed baga group of things or people of very different kinds or quality
- a needle in a haystacksomething that is almost impossible to find because it is among many other things
- a night owla person who likes to stay up late and feels most active at night