Wiktionary
last out
vb. (context intransitive English) To survive or endure
WordNet
Usage examples of "last out".
He must find a place in which to last out the winter, and certainly in this vast land, with its miles of forest and tundra, with its bleak mountains and rocky gorges, there had to be a place.
And at last out of her conflict there emerged a few convictions that left her with some shreds of pride.
He had a little money which the Armenian had given him, and hoped that it would last out to the end of the journey.
At last out they broke in a torrent of farfetched and high-strained compliments, which were answered on her side by downcast looks, half bows, and civil monosyllables.