- a sentence condemning a convicted felon to spend the rest of his or her life in prison.
Compare death sentence.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for life sentence
Thorne was reprieved and got a life-sentence, the other chaps got twenty-one years.Tessa
It seemed to him, says Mr. Paine, "that he had been given a life-sentence."The Ordeal of Mark Twain
Van Wyck Brooks
One of them is serving a life-sentence in the State prison for manslaughter.The Blue Flower, and Others
Henry van Dyke
She felt an impulse to scream, to run to the railing and leap overboard, to thwart that life-sentence in any possible way.What Will People Say?
I believe he was afterwards taken to a gaol in the Isle of Wight, but I do not know if his life-sentence is still in force.South African Memories
Lady Sarah Wilson