Definition & Meaning of "shitty"in English

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

"Shitty" is an English slang adjective that emerged in the early 20th century, derived from "shit" to describe something extremely undesirable, poor, or of low quality. It is used widely in informal speech, writing, and online commentary to criticize objects, situations, or experiences. The term is vulgar and derogatory when applied to things, though it is generally milder than direct personal insults, and its offensiveness depends on context and audience.