- not decided or determined.
- not having one's mind firmly made up.
- a person who is undecided: Are you still among the undecideds?
Origin of undecided
SynonymsSee more synonyms on Thesaurus.com
2. indecisive, fluctuating, wavering, vacillating; irresolute.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for undecided
In an Oct. 31 poll from Washington, 12 percent of women claimed they were undecided about Initiative 502.Women Are Leading the Way for Legalized Weed
December 4, 2014
The debate over guns in this country rarely attracts the undecided or anyone comfortable living with shades of gray.The True Meaning of the Second Amendment
May 31, 2014
For the undecided, the best option is the “cuetzalteca” dish, which offers smaller portions of the typical menu.The Road to Cinco de Mayo
May 5, 2014
At the same time, the number who say they are undecided increased five points to 22 percent.It’s 1,000 Days Too Early to Talk Hillary vs. Christie for President
Kristen Soltis Anderson
January 23, 2014
Their "undecided" status didn't come from a lack of feelings on the issue.The Freedom to Marry
December 11, 2012
Then he stopped, undecided, and looked back over his shoulder.White Fang
Steenie stood smiling and undecided on the slab in front of the doorstep.Heather and Snow
I don't think I was ever so undecided about anything in my life.The Stark Munro Letters
J. Stark Munro
I am often undecided, Parmenides, as to whether I ought to include them or not.Parmenides
Beltrame paused, and looked from Valentina to Gonzaga, undecided.Love-at-Arms
- not having made up one's mind
- (of an issue, problem, etc) not agreed or decided upon
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 undecided
Online Etymology Dictionary, © 2010 Douglas Harper