The opposite of trendy. Stylish in middle school and high school but no longer in style. Used when someone still follows these out of date trends. This may include but not be limited to fashion, habits on social media, usage of slang, etc.
My friendtold me to change out of my favorite pair of Miss Me jeans because they were cheugy.
Another way to describe aesthetics/people/experiences that are basic. It was coined by a now 23 year old white woman in 2013 while a student at Beverly Hills High School, on whom the irony is apparently lost. According to the New York Times, "cheugy (pronounced chew-gee) can be used, broadly, to describe someone who is out of date or trying too hard."
Person 1: Did you read that article in the New York Times about cheugy? It was pretty cheugy!
Person 2: Yah, they keep trying to make cheugy happen.
Verb and Adjective: To leave an aroma, stain or sign of passing, somewhere, that is easily identifiable and strange smelling. You're not sure if you like the cheungstain but something tells you that you want more of it.