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.
(..) We're uploading your cerebral matrix...now. I can read him. He is dreaming. I wouldn't call it dreams. It's Ultron's base consciousness. Informational noise. Soon... How soon? I'm not being pushy. We're imprinting a physical brain. There are no shortcuts. Even if you imagined... Aaah! He... (..)2015 Avengers: Age of Ultron
(..) You're all killers. - Stark. - Jarvis? I'm sorry, I was asleep. Or...I was a dream? Reboot. Legionnaire 's got a buggy suit. There was this...terrible noise...and I was tangled in... in... ...strings. Had to kill the other guy. He was a good guy. You killed someone? Who sent you? (..)2015 Avengers: Age of Ultron