grapevine

名词 grapevine:

1. gossip spread by spoken communication
   同义词：pipeline, word of mouth
2. any of numerous woody vines of genus Vitis bearing clusters of edible berries
   同义词：grape

1. I heard it through the grapevine.
   我是经谣传听到这事情的。

grape.vine

n.（名词）
A vine on which grapes grow.
葡萄藤：葡萄在其上生长的藤

The informal transmission of information, gossip, or rumor from person to person.
谣传；流言；谣言：在人们中间信息、闲话或谣言的不正式传播
A usually unrevealed source of confidential information.
消息的秘密来源：通常没有暴露的秘密消息的来源