- lacking adequate or proper knowledge or information, as in one particular subject or in a variety of subjects: The public is ill-informed of the danger.
Origin of ill-informed
First recorded in 1815–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for ill-informed
The Hannity-esque delusion of a post-racial America is ill-informed at best and bigoted at worst.‘Dear White People’: How An Ex-Publicist’s Twitter Became One of the Year’s Most Important Films
October 30, 2014
True, there certainly are plenty of ill-informed teenagers out there.Paying Taxes and Going to Jail Like Adults; Teens Deserve the Right to Vote, Too
October 6, 2014
During the primaries, Newt Gingrich and Rick Santorum popped off with sour, ill-informed comments on race-related issues.Is Romney a Race Baiter?
August 29, 2012
Rush is a factor only to his ill-informed, albeit numerous listeners, and we should move on.Uproar Over Limbaugh’s Sandra Fluke Attack Should End Because He Doesn’t Matter
March 14, 2012
A kid who comes across as arrogant or nasty or ill-informed about the college can trigger a negative interview report.Do College Interviews Count?
Steve Cohen, Mike Muska
October 6, 2011
We are at present far too ill-informed to rule out such a guess.Progress and History
Thus Webster's father was not so ill-informed as he now appeared.The Kentucky Warbler
James Lane Allen
I will not even quarrel with him for being a tyrant at heart, lazy, ill-informed!'Rudin
It is only those at a distance, or ill-informed, who have belittled these achievements.The Panama Canal and its Makers
I know nothing of this proceeding; but I do not hesitate to affirm that you have been ill-informed.The Lesser Bourgeoisie
Honore de Balzac