"Sussy Baka" is a popular phrase that combines two terms from internet culture. "Sussy" is derived from the word "suspicious," often used in the context of the game Among Us, where players must identify impostors. "Baka" is a Japanese word meaning "fool" or "idiot," commonly used in anime and manga. The phrase gained traction on social media platforms like TikTok and Twitter, where users often employ it humorously to tease someone for acting suspiciously or foolishly. It reflects a blend of gaming and anime culture, appealing to younger audiences who enjoy memes and playful banter.