When a person tries to impress others, by claiming how great they are, but fails with only a Fakepression. Its generally pretty annoying because they think they are so awesome, but in reality, they're not. usually done by Tools or noobs.
Girl 1:Man these boxes are so heavy.
Girl 2: Yeah seriously. But good thing I hit the gym. I'm strong so its not too bad.
Girl 1: stfu with your fakepression.
Guy 1: I got so many women at the party the other night.