verb (used with object), un·did, un·done, un·do·ing.
Origin of undo
Examples from the Web for undoes
It undoes some of the progress made after 9/11 to push information out of agency silos and share it widely across the government.
Then Yvette, who is married to an older intellectual, undoes her skirt and waits for Salim in his bed.
Every day he undoes one of these knots and so knows when the time prescribed is finished.My Friends the Savages|Giovanni Battista Cerruti
Whichever of these courses we pursue, the hurry with which we pursue it undoes us.The Complete Essays of John Galsworthy|John Galsworthy
Delay, they say, begetteth peril; but it is rather this itch of doing that undoes men; mark it, Dick.The Black Arrow|Robert Louis Stevenson
This condition is known as the defeasance because it defeats or undoes the bond.
It undoes in a moment all that we have accomplished in a long while.Health Through Will Power|James J. Walsh
British Dictionary definitions for undoes
verb -does, -doing, -did or -done (mainly tr)
Word Origin and History for undoes
Old English undon "to unfasten and open" (a window or door), "to unfasten by releasing from a fixed position," from un- (2) + do (v.). The notion is of "to annul something that was done." Related: Undone; undoing.