What Is the Meaning of “Gigachad?” The slang term "gigachad" describes an individual who is exceptionally masculine, physically attractive, and muscular . A "gigachad" is an idealized version of a “chad,” which is a stereotypically confident and handsome man. 61K Followers, 3 Following, 36 Posts - Giga Chad (@ giga.chad _) on Instagram: "𝘾𝙖𝙣 𝙮𝙤𝙪 𝙛𝙚𝙚𝙡 𝙢𝙮 𝙝𝙚𝙖𝙧𝙩 Biggest Fan Page" Gigachad — gigawho? Kids are saying the slang word “ Gigacha d ” to mean “the ultimate man,” according to Urban Dictionary. Put differently, he's a handsome, alpha dude with swagger. Tags: gigachad , chad , ernest khalimov, gigachad meme, explainer, explained, what is gigachad ?, who is gigachad ?, giga chad , memes, chads, sigma male, refuses to elaborate further, average fan vs average enjoyer, sigma grindset