Idiom: Hear It On The Grapevine Posted on 16th April 201815th April 2018 by DoubleClick Hear It On The Grapevine: to hear something informally and unofficially by means of gossip or rumor Example: I heard it on the grapevine that the company has a plan to move to a new country. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Posted in Idiom and tagged Idiom H.