Definition & Meaning of "asshole"in English

What is the origin of the term "asshole" and how is it used?

"Asshole" is an English vulgar insult that has been in common use since at least the mid-20th century, originally referring literally to the anus. Its metaphorical use labels someone as thoroughly despicable, contemptible, or detestable, implying they are unpleasant, selfish, or cruel. The term is widely used in informal speech across English-speaking countries, often in anger, ridicule, or frustration. It is strongly derogatory and offensive, targeting a person's character rather than just behavior, and is rarely neutral or reclaimed.