don't-know
a person who has no opinion or is undecided, as in answering an item on a public-opinion poll.
Origin of don't-know
1Words Nearby don't-know
- Don't give up the ship
- don't go there
- Don't hide your light under a bushel
- don't hold your breath
- Don't judge a book by its cover
- don't-know
- don't let the grass grow under one's feet
- Don't lock the stable door after the horse has been stolen
- Don't look a gift horse in the mouth
- don't mention it
- Don't put all your eggs in one basket
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use don't-know in a sentence
Such I-don't-know-you behavior is the hallmark of a manager who feels vulnerable in his or her own position—or is just a jerk.
D-d-don't know how m-m-many more might be around on the other s-s-side of the house.
Chums of the Camp Fire | Lawrence J. LeslieThe other half of the time he either behaves like I-don't-know-what or talks about children growing whiskers in Iowa!
Seventeen | Booth TarkingtonHe had picked up the card again and was ordering some infernal broth made of mussels and I-don't-know-what.
Foe-Farrell | Arthur Thomas Quiller-Couch"L-l-lucky for us they d-d-don't know h-h-how," said Toby, vigorously.
Afloat on the Flood | Lawrence J. Leslie
"D-d-don't know," replied the Major, with a Jack Rogers' shrug of the shoulders.
Ask Momma | R. S. Surtees
British Dictionary definitions for don't know
a person who has not reached a definite opinion on a subject, esp as a response to a questionnaire
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
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