catchphrase
/ˈkætʃˌfreɪz/
noun
- A well-known phrase or slogan that is frequently repeated by a person, group, or organization, especially in entertainment or advertising.
- The comedian's catchphrase 'I'm not a doctor, but I play one on TV' became famous.
- The company's catchphrase 'Just do it' is recognized around the world.
- Every time he answered the phone, he used his silly catchphrase 'Speak to me, universe!'