Definition & Meaning of "saggy fuck"in English

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

"Saggy fuck" is an informal and highly vulgar insult that likely emerged in English in the late 20th century, combining "saggy" (suggesting physical unattractiveness, weakness, or decrepitude) with "fuck" (used as a strong intensifier or derogatory label) to describe someone regarded as unattractive, contemptible, or repulsive. The phrase draws on crude bodily imagery to maximize insult and disgust. It is used in informal speech, online exchanges, and hostile or mocking contexts to express extreme disdain. The term is very derogatory, offensive, and intended to shock or humiliate rather than amuse.