SoyShaker is typically used to express excitement, hype, or energetic agreement in Twitch chat. It can also be used ironically or mockingly, similar to other "Soy" emotes. The shaking motion implies enthusiasm or intense reaction to something happening on stream. Users often spam this emote during exciting moments, hype announcements, or when something unexpected happens. It can convey both genuine excitement and ironic over-enthusiasm depending on context.
SoyShaker originated from a viral video of a man vigorously shaking a container, which became associated with soy-based drinks and the "soy boy" meme culture. The emote gained popularity on BetterTTV (BTTV) and 7TV platforms around 2020-2021. The image shows a person in a white shirt from behind in a shaking motion, which became the visual representation of the meme. It's connected to the broader "Soy" emote family on Twitch, which plays on internet culture stereotypes and memes.