Scraping the bottom of the barrel

Scraping the bottom of the barrel is an idiom that probably originated in America. An idiom is a commonly used word, group of words, or phrase that has a figurative meaning that is not easily deduced from its literal definition. Often using descriptive imagery or metaphors, common idioms are words and phrases used in the English […]
from Grammarist
https://grammarist.com/idiom/scraping-the-bottom-of-the-barrel/