The term 'Bricked Up' is a popular piece of internet slang that originally referred to physical arousal but has evolved into a versatile reaction meme used across social media platforms like TikTok, Twitter, and Reddit. In the context of meme culture, it often signifies extreme excitement or a stiff, frozen reaction to something unexpected or impressive. While it can be used literally, many creators use it ironically with images of Lego characters, Minecraft blocks, or statues to play on the word 'brick.' Its popularity peaked as users began pairing the phrase with absurd or inanimate objects, turning a vulgar slang term into a widely recognized comedic trope for expressing intense enthusiasm.