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.
(..) and then is heard no more. It is a tale told by an idiot, full of sound and fury, signifying nothing. (SOBBING AND WAILING) What is that noise? It is the cry of women, my good Lord. I have almost forgot the taste of fears. The time has been my senses would have cooled to hear a night-shriek (..)2015 Macbeth