moonrun noun 1verb 1forms 3 noun1 •(rare) A dance move (or something similar or analogous) in which one slides backwards while appearing as if one was running forwards.Michael Jackson had his moonwalk, while Darryl Beardall has his moonrun. And it's not like he's done these miles in the vacuum of space. For lack of a better term, he's a “serial racer.” — 2016 verb1 •(rare) To move while sliding backwards as though the feet move as if one was running forwards. formsmoonran · moonrunning · moonruns