British informal to talk for a long time about things that are not interesting to other peopleusually + about
He's always rabbiting on about his stamp collection.
phraserabbit on rabbit onBrE informal to talk continuously for a long time in a boring or annoying way: I'm not going to stand around here listening to you rabbiting on.+ aboutI had to listen to Tony rabbiting on for hours about his work.■ SIMILAR TO: ramble on, witter onBrE