英 [ˈɡreɪpvaɪn] 美 [ˈɡreɪpvaɪn]
n. 葡萄树；葡萄藤；小道消息；秘密情报网
复数grapevines
grapevine /ˈɡreɪpˌvaɪn/ TEM4
单数型名词 If you hear or learn something on or through the grapevine, you hear it or learn it in casual conversation with other people. (消息、传闻等的) 私下传播途径
I had heard through the grapevine that he was quite critical of what we were doing.
我已经私下听说他对我们的工作十分挑剔。
gossip spread by spoken communication
同义词： pipeline / word of mouth
any of numerous woody vines of genus Vitis bearing clusters of edible berries
同义词： grape
葡萄藤
）有些同学无法理解为什么会来自葡萄藤（grapevine），尽管他们很多人已经听清楚了这句话。在他们查阅字典之后，我通过讲一个小故事来加深了他们对这个词的理解。
一些最激动人心的消息来自小道消息（the grapevine）。Grapevine原意为葡萄树、葡萄藤，现在常用来表示（秘密或谣言等）不胫而走。
格雷普韦恩（Grapevine）是美国得克萨斯州的一座城市，根据2000年美国人口普查，共有42059人，其中白人占88.16%、亚裔美国人占2.56%、非裔美国人占2.38%。
葡萄树；葡萄藤；小道消息；秘密情报网
I heard on the grapevine that you're leaving.
我听小道消息说你要离开。
No sooner had he reached the grapevine than--crack!
他刚走到葡萄藤边，啪！
I had heard through the grapevine that he was quite critical of what we were doing.
我已经私下听说他对我们的工作十分挑剔。
"No," you say,"it just can't be true! Who told you?" Comes the answer, "I got it by the grapevine."
VOA : special.2009.02.22
People began hearing the phrase by the grapevine to describe false as well as true reports from the battlefield.
VOA : special.2009.02.22
Still,in the words of an old American saying, the person who keeps pulling the grapevine shakes down at least a few grapes.
VOA : special.2009.02.22
The videos throughout this post show an inside look at what happens inside the Grapevine facility.
FORBES: An Inside Look At How GameStop Refurbishes Used Video Games
Thanks to the Internet, it's like the grapevine just got a healthy dose of Miracle-Gro.
Most especially in societies where gossip, the grapevine, is the primary method by which news spreads.