1. When the farmer moved away, he sold his land, his farmhouse, his livestock and all his equipment. He sold everything lock, stock, and barrel.
2. The shop owner arrived at his shop one morning to find that thieves had stolen all his merchandise. They had cleaned him out lock, stock, and barrel.

Synonym: whole kit and caboodle. Compare to: go whole hog; hook, line, and sinker; whole nine yards.