The term "gyatt" (also spelled "gyat") is a slang expression originating from African-American Vernacular English, primarily used as an exclamation of strong excitement, surprise, or admiration. It is most commonly used when reacting to seeing a woman with large, attractive buttocks or a curvy figure

. Etymologically, "gyatt" evolved as a shortened or altered form of the phrase "goddamn," often used to express astonishment or emphasis

. The current popular meaning of "gyatt" as referring to a large buttocks was popularized in the early 2020s on social media platforms like TikTok and Twitch by streamers such as YourRAGE and Kai Cenat

. The term is used both verbally and in online messaging, especially among Generation Alpha and younger Generation Z users, and has become part of internet meme culture

. Some playful backronyms have been created for "gyatt," such as "Girl Your Ass [is] Thick" or "Girl You Ate That," reflecting its association with admiration for a curvy figure

. In summary:

• "Gyatt" is slang expressing excitement or admiration, especially for a woman’s large buttocks.
• It originated as a variant of "goddamn."
• Popularized on social media in the 2020s.
• Used mainly by younger generations online and in speech.
• Sometimes used as a noun meaning a large buttocks.

This usage is widespread in online communities and has been recognized as a notable slang term of recent years