Internet slang that spread in 2024 via Douyin clips of elementary-school boys doing things adults can't—solving Rubik's cubes, skateboarding tricks, commentating World Cup games. Calling a kid
哥 (big brother) is the joke: you're showing exaggerated respect to someone half your size. Named a 2024 Top 10 buzzword by 《
咬文嚼字》 (together with
小孩姐).