Idiom of the day :- Get lost

Usage, examples and definition of the Idiom :-

The job of a shepherd is to make sure sheep don’t get lost. Possibly because Jacob has spent so much time away from people he’s becoming temperamental !’ Whatever his problem is, he’s telling his sheep to get lost ! This is an emphatic way of telling someone to go away. ‘When I want your opinion, I’ll ask for it,’ Jacob complained. ‘Meanwhile, get lost !’