hear (something) through/on the grapevine

grapevine | American Dictionary

grapevine
noun[ C ]
us/ˈɡreɪpˌvɑɪn/

grapevinenoun[C] (PLANT)

the climbing plant that grapes grow on

the grapevine

idiom
an unofficial, informal way of getting information by hearing about it from someone who heard it from someone else:
I heard through the grapevine that they fired him – is that true?

grapevine | Business English

grapevine
noun[ C ]
uk /ˈɡreɪpvaɪn/us
an informal way in which information is shared in a group of people:
We hear on the grapevine that the companies are discussing a merger.
For days the scientific grapevine has been buzzing with news of the discovery.

Examples of grapevine

grapevine
Besides their recommendations about treatments of the existing grapevines and vineyards, the commission recommended only small, carefully undertaken experiments to test grafted vines.
Identification of resistance gene analogs linked to a powdery mildew resistance locus in grapevine.
To the vintners the symptoms of the grapevine disease looked familiar and unspecific.
The lateral view presents the declining growth and eventual death of grapevines after an infection.
The informal communication network : factors influencing grapevine activity.
Within their mode of thinking there was no space for the tiny underground louse they had never seen "causing" the grapevine disease.
The supervisory commissar could order the expert of the afflicted district to undertake the investigations of suspected grapevines.
Nodosity feeding occurs on most commercial rootstocks, but is rarely cited as a cause of grapevine damage.
Those who "shopped tales" to the office and those in supervision who let the grapevine deliver reprimands were roundly hated.
The main actor, the ever-escaping grapevine louse, mocked all efforts to arrest it.
A vintner who took his grapevines to the pharmacist for inspection received threats.
An asexually reproducing phase of the aphid can also live above ground on the leaves of the grapevine, which then responds by growing leaf galls.
The early selection of grapevine rootstocks for resistance to drought conditions.
Artificial oviposition substrates were thus constructed with glass spheres in order to test the behavioural activity of grapevine berry extracts.
It was also visible from the bird's eye perspective of the vineyard (fig. 3) as a topography of infected grapevine dots.
See all examples of grapevine
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