What is the origin of the idiom "cross as two sticks" and when to use it?

The idiom "cross as two sticks" is believed to have originated in British English, and its exact origin is unclear. However, it likely comes from the notion of crossing two sticks, which can create tension or conflict, symbolizing someone's anger or irritation.This phrase is used to describe someone who is extremely angry, irritated, or in a bad mood.