break one's word

break one's word idiom
Violate or fail to observe a promise or contract one has made. For example, You can trust him implicitly; I've never known him to break his word. [c. a.d. 1000]

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.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.