talk the talk
From Longman Dictionary of Contemporary Englishtalk the talktalk the talkAmerican English informal to say the things that people expect or think are necessary in a particular situation She didn’t talk the talk of feminism, but her career was the most important thing in her life. → walk the walk → talkExamples from the Corpustalk the talk• Mayor Brown has always been able to talk the talk of the common man.• Costner is certainly talking the talk.• Few companies talk the talk like this.• Plenty of adults talk the talk, or type the type, all day at work.