Famous/ˈfeɪməs/ Definition 1 of 3Pro Tip 1/3Positive Associations Usually implies success or virtue in what someone is known for. She became famous for her charitable work. Pro Tip 2/3Achievement Recognition Being famous often means that a person has accomplished something noteworthy. The scientist is famous for his discovery. Pro Tip 3/3Widespread Knowledge Famous people or things are recognized by people from different places and backgrounds. The artist is famous across the globe.