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.
(..) You saw those horizontal scallops and you just had to have it. I suggested that you look under the hood, but all you did was sit behind the wheel and make vroom-vroom noises. I was years old. All these years later you're still blaming me? You're not anymore, Dr. Hodgins, so cut it out. (..)2008 TvShow: Bones Title: The Finger in the Nest Season: 4 Episode 3