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.
(..) Get a fire going! Merry! Merry! I think we might have made a mistake leaving the Shire, Pippin. What's making that noise? It's the trees. What? You remember the Old Forest, on the borders of Buckland? Folk used to say there was something (..)2002 The Lord of the Rings: The Two Towers