Weatherman/ˈweðərmæn/ Definition 1 of 3Pro Tip 1/2Not a Scientist Weatherman refers to someone's role, not their scientific qualifications. Even though he's a weatherman, he doesn't have a degree in meteorology. Pro Tip 2/2Predicting Weather A weatherman predicts weather but can be wrong because weather is complex. The weatherman predicted clear skies, but it poured all day.