hold forth

hold forth idiom
Speak in public, especially at great length. For example, Barbara loved to hold forth on the latest discoveries in astronomy. [Second half of 1600s]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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