The "m9っ(￣ー￣)" emote, also known as the "Serious Dude Face" emote, is a Japanese emoticon that typically represents a serious or stern expression. It consists of the letters "m9" followed by a small face with narrow eyes and a straight line for a mouth, which creates the appearance of a furrowed brow. The emote is often used in online communication to convey a sense of seriousness, determination, or intensity.