Definition of "catchphrase" [catchphrase]

• A group of words, often originating in popular culture, that is spontaneously popularized after widespread repeated use (noun)
• A signature phrase of a particular person or group. (noun)

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• "Elisabeth Mason: There's a news station in New York whose catchphrase is "Give us 22 minutes and we'll give you the world.""
• "Still, misappropriation of a catchphrase is misappropriation of a catchphrase, and three years later, I'm pleased to report that Hilton, who trademarked the phrase "That's hot!" in 2004 (yes, yes she did), has settled her half-million dollar lawsuit out of court, claiming that the company was "wilful, malicious and oppressive" and "invaded [her] right to privacy"."
• "June 9th, 2009 LONDON - Homer Simpson's classical abuse 'd'oh' has been voted as a favourite catchphrase from a children's TV programme in a brand brand brand new poll."