Definition & Meaning of "(as|) mad as a hornet"

What is the origin of the idiom "mad as a hornet" and when to use it?

The origin of the idiom "mad as a hornet" can be traced back to the behavior of hornets themselves. Hornets are known for their aggressive nature and ability to inflict painful stings when provoked. The phrase likely originated from observations of hornets' aggressive behavior and the association of their anger with the intensity of human emotions. It is particularly used during conflicts, arguments, or confrontations where emotions are running high and individuals display intense anger. It can also be used in situations where someone feels deeply provoked, offended, or wronged, leading to a furious emotional response.