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.
(..) What? He's on the move. - Who? - Someone who's coming for you. And you're not gonna like it. You guys make noises in your sleep. - Tell us. - I'm not supposed to say. Hmm.. But, he's done awful things to people. And he'll do awful things to you. - I have blue socks, too. (..)2016 Split