unbutton
[uhn-buht-n]
verb (used with object)
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.
verb (used without object)
to unfasten a button or one's buttons.
Origin of unbutton
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for unbutton
Historical Examples of unbutton
Why so anxious about the sit of cloaks; and gloves—whether to button or unbutton?
Monday or TuesdayVirginia Woolf
She saw Richard Crawford unbutton his vest, a little assisted by the Colonel.
Shoulder-StrapsHenry Morford
If gossip, then, be a gallows 39matter, let Bell unbutton him for the end.
Journeys to BagdadCharles S. Brooks
His only reaction to this was to step forward and continue to unbutton her blouse.
Ten From InfinityPaul W. Fairman
Her mother had to unbutton the hard top button but she did all the rest.
Here and Now Story BookLucy Sprague Mitchell
unbutton
verb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Online Etymology Dictionary, © 2010 Douglas Harper