The phrase "early rumblings" means the first signs or indications of something, usually used to describe the beginning stages of a particular event, issue, or problem.
Sentences with «early rumblings»
«All that happened in the first ten years is still just early rumblings of much more dramatic changes to come when we begin to truly understand the genome,» he says (scientificamerican.com)
Early rumblings about this show on the Internet compared them with works by Albert Oehlen and others who make references to digital marks in their canvases. (nytimes.com)
It served as a lifeline to the outside world for its users during natural disasters like Hurricane Sandy, and also instantly relayed news such as early rumblings of the 2011 U.S. raid on Osama bin Laden's compound in Pakistan. (reuters.com)