Definition & Meaning of "shitsack"in English

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

"Shitsack" is a slang insult that likely appeared in English in the late 20th century, combining "shit" (denoting worthlessness or disgust) with "sack" (a bag or container) to create a metaphorical label for someone considered worthless, contemptible, or lazy. The imagery suggests a person is like a useless, unpleasant container of filth. It is used in informal speech, online posts, and joking or hostile exchanges to express strong disapproval or mockery. The term is clearly derogatory and offensive, rarely neutral, and intended to insult rather than entertain.