Definition & Meaning of "nerf herder"in English

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

"Nerf herder" is a slang insult popularized in English by the 1980 film The Empire Strikes Back, where Princess Leia uses it to insult Han Solo. The term literally refers to someone who herds "nerf," a fictional animal, implying a low-status, unskilled, or uncool person. It is used in informal, often humorous or playful contexts, especially among fans of Star Wars, to mock someone's competence or social standing. The term is mildly to moderately derogatory and intended to tease or ridicule; its offensiveness depends on context and tone.