Meaning: I have heard, people are saying, rumor has it. For example, “Word is out that you’re moving to Denver. Is it true?”
Category: Idioms
Idioms are expressions with greater meaning. Phrases like "nick of time" or "in other words" or "for heaven's sake". Definition: a group of words in a fixed order that have a particular meaning that is different from the meanings of each word understood on its own:
word of honor
Meaning: solemn promise, take an oath. For example, “He gave me his word of honor that he will pay me on Friday.”
word of mouth
Meaning: by one person speaking to another, person to person, through the grapevine. For example, “News of his birth traveled by word of mouth. Soon everyone knew that Mary had a baby boy.”