hear (something) on/through the grapevine

to hear news from someone who heard the news from someone else.

I heard on the grapevine that she was pregnant, but I don't know anything more. (usually + that)

• right on
• Right on!
• right on cue
• right on target
• right on the button
• right on the money
• right up alley
• right up your alley
• ring a bell
• ring alarm bells
• ring hollow
• ring off the hook
• ringside seat
• ringside view
• ring the changes
• ring true
• ring up
• ring up something
• rinky-dink
• ripe for
• ripe for something
• rip off
• rip-off
• ripple effect
• rip-roaring