I have found my lost brother, and he is now beside me, freed from the enchantment of ugliness which Ruggedo cast upon him.
So I, too, will be glad to help the Shaggy Man find his lost brother.
Shaggy started for the green grove at once, and the others followed him, being curious to witness the final rescue of his long-sought, long-lost brother.
Anybody's long-lost brother will do ill to turn up on a birthday.
If I had a long-lost brother I should know beforehand that he would prove a tremendous fraternal failure if he appointed to rush into my arms on my birthday.
In an evil hour, a long-lost brother of Flipfield's came to light in foreign parts.
For so ominous—so sinister appeared to be the approach of a litter at the very moment when he was anxiously awaiting the presence of a long-lost brother, that his feelings experienced a revulsion as painful as it was sudden.
I think he is my long-lost brother, and the brother of my sister--he is Laddie's other uncle!
Uncle Jack, I will call him, until I make sure he is my long-lost brother," he added.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "lost brother" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.