Gain fxxk u mv意思

"Gain Fxxk U MV" is not a standard phrase or acronym, and it's difficult to provide a precise meaning without more context. However, based on the letters used, it's possible that "Fxxk U" is an attempt to spell out the phrase "Fuck You" in a way that avoids explicit language. The "MV" could stand for "Music Video," but without additional information, it's hard to say for sure.

If this phrase is part of a song title, artist name, or social media post, the context would be crucial to understanding its meaning fully. It's also possible that the phrase is a reference to a specific cultural moment or a piece of media that you might need to look up to understand fully.

If you can provide more context or clarify the source of the phrase, I would be better able to assist you.