life saver

(redirected from a life-saver)

life saver

Someone or something that provides crucial help in a difficult situation. The term is almost always applied to situations that are not literally life-threatening. You're a real life-saver for coming over and fixing my flat tire. The knife I brought on the camping trip turned out to be a life saver when we realized we had forgotten a can opener.
See also: life, saver
References in periodicals archive ?
military and a life-saver for patients, as well as a roadside drug detector.
It's a life-saver for the developer and a budget-saver for the company footing the bill.