by word of mouth
Idioms-
see word of mouth.
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Orally, by one person telling another, as in They don't advertise; they get all their customers by word of mouth. [Mid-1500s]
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
A new business was born, growing by word of mouth.
From Los Angeles Times ● Jun. 12, 2026
Their popularity has spread by word of mouth and by TikTokers who have ranked them among the city’s top Catholic parishes.
From The Wall Street Journal ● Jan. 22, 2026
Ms Worthington said she heard about the registration day by word of mouth, and started queueing before the practice opened at 08:00 BST.
From BBC ● Jan. 2, 2026
Many attendees said they had learned about the event by word of mouth, often on WhatsApp groups with fellow immigrants.
From Seattle Times ● Apr. 19, 2024
Only by word of mouth, from mind to mind, could they pass on the secret.
From "1984" by George Orwell
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
