Giga Chad, a term derived from the Greek word "gigas," meaning giant or immense, and "Chad," a name commonly associated with strong and dominant males, has become a popular online slang term used ...

The GigaChad meme takes the Chad moniker—that of a big dumb confident man—and ramps it up by a billion (giga). Everybody knows that if you post a GigaChad picture, your opinion is correct.