buttonhole someone

buttonhole someone idiom
Accost or detain a person in conversation. For example, The reporter tried to buttonhole the senator, but she got away. This term is a metaphor for literally grasping someone by a buttonhole on his or her clothing. [Mid-1800s]

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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