- to free (buttons) from buttonholes; unfasten or undo.
- to unfasten by or as if by unbuttoning: to unbutton a jacket.
- to disclose (one's feelings, thoughts, etc.) after deliberate or prolonged silence.
- to unfasten a button or one's buttons.
Origin of unbutton
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for unbutton
Why so anxious about the sit of cloaks; and gloves—whether to button or unbutton?Monday or Tuesday
She saw Richard Crawford unbutton his vest, a little assisted by the Colonel.Shoulder-Straps
If gossip, then, be a gallows 39matter, let Bell unbutton him for the end.Journeys to Bagdad
Charles S. Brooks
His only reaction to this was to step forward and continue to unbutton her blouse.Ten From Infinity
Paul W. Fairman
Her mother had to unbutton the hard top button but she did all the rest.Here and Now Story Book
Lucy Sprague Mitchell
- to undo by unfastening (the buttons) of (a garment)
- informal to release or relax (oneself, tension, etc)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for unbutton
Online Etymology Dictionary, © 2010 Douglas Harper