It's a catch-all that's used far too often to mean too many things. I once came across a post (from Red Hat maybe?) insisting that "doing DevOps" meant that you

It's a catch-all that's used far too often to mean too many things. I once came across a post (from Red Hat maybe?) insisting that "doing DevOps" meant that you "get management and the techies together and talk about the elephant in the room". There was no explanation of what this elephant might be, or how having a meeting was "doing DevOps".