A person who starts or spreads gossip. (Merriam – Webster)
A person especially fond of or addicted to gossiping. (Dictionary.com)
Conservation or reports about other people’s private lives that might be unkind, disapproving, or not true. (Cambridge Dictionary)
8 Things We Learned About Kanye West From Gossipmongers, Die Antwoord.
Gossipmonger stock photos.