She started 'making noises''about' running for office. [=she started saying things that showed she was thinking about running for office]
Politicians are 'making (all) the right noises' about improving the schools, but they don't want to spend any money to do it.
Congress has been 'making' (a lot of) 'noise' about lowering taxes, but no one expects it to happen.
(..) It's totally different with us. Us? What do you mean by us? - I'm sorry. Do you hear this? - Hear what? - All that noise. Hold on. - No, wait! Don't change the subject! I want to talk about this. - You're not talking about me, are you? - No. (..)1999 Fight Club