Definition & Meaning of "bellend"in English

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

"Bellend" is a British English vulgar slang term that appeared in the late 20th century, likely in the 1980s. It literally refers to the glans of the penis (the "bell" shape of the tip), and figuratively it became an insult for someone acting foolish, idiotic, or obnoxious. The term is used in informal, often confrontational or humorous contexts to mock or criticize a person's behavior. It is vulgar and offensive, aimed at ridiculing someone, and is not appropriate in polite or formal settings.