تعريف ومعنى "a bunch of fives"

What is the origin of the idiom "a bunch of fives" and when to use it?

The idiom "a bunch of fives" is a British slang term dating back to the early 19th century. It refers to a clenched fist, particularly one used for punching. The phrase is used to refer to the five fingers of the hand, emphasizing the closed and forceful nature of the fist.