A catch phrase or catchphrase is a word, phrase or expression that has been repeated to the point where it has become identified with a particular individual. Also, phrases that have entered the general vocabulary following such use.
Catch phrases may be serious or humorous. An example of a serious catch phrase associated with an individual is 'And that's the way it is', American newsman Walter Cronkite's signature phrase. Situation comedy frequently employs catch phrases.
Several games called 'catch phrase' have been developed based on the concept.