Meaning

• A statement or claim of questionable accuracy, from no known reliable source, usually spread by word of mouth.

  "There's a rumor going round that he's going to get married."

• Information or misinformation of the kind contained in such claims.

  "They say he used to be a thief, but that's just rumor."

Meaning

• (usually used in the passive voice) To tell a rumor about; to gossip.

  "John is rumored to be next in line for a promotion."