Meaning of "Muscle gain"

Deuk-Geun

Muscle gain득근#라이프스타일#마인드셋#줄임말#밈/유행어2010s Meme

This is a casual expression used as a form of polite small talk, derived from the phrase "gain muscle," which refers to the expectation of building muscle through exercise.

"I'm going to the gym today to build some muscle!"