Longman Dictionary of Contemporary English
The Collaborative International Dictionary
Simple-minded \Sim"ple-mind`ed\, a.
Artless; guileless; simple-hearted; undesigning;
unsuspecting; devoid of duplicity.
--Blackstone. --
Sim"ple-mind`ed*ness, n.
Douglas Harper's Etymology Dictionary
Wiktionary
a. 1 Lacking subtlety or sophistication 2 Lacking mental capacity; feeble-minded
WordNet
adj. lacking subtlety and insight; "a simple-minded argument"
lacking mental capacity and devoid of subtlety [syn: dim-witted, half-witted, simple]
Usage examples of "simple-minded".
It had, after all, been a pawn in the vicious divorce battle between Manfred and Pamela -- decades before his birth -- and either of them might have buried long-term instructions in its preconscious drives, never suspecting that, in the fullness of time, Aineko would become far more than a simple-minded toy.
A certain amount of daily domestic drudgery and unexciting intercourse with simple-minded people will be the best thing in the world for that brain of hers, always simmering with some new project in its least fervid condition.
The lady-housekeeper had described the sort of child they wanted, simple-minded and unspoilt, and not like most of the children that one saw now-adays.
My Lord Southdown, her late husband, an epileptic and simple-minded nobleman, was in the habit of approving of everything which his Matilda did and thought.
Are we simple-minded enough to believe that taking reprisals was a form of warfare only practised by the Germans?
And basically they are Ult. To call them simple-minded benevolents is to insult the memory of our common ancestors!
It was a childishly simple-minded attack, instantly comprehensible and thus appealing to the city mob.
These simple-minded monsters live in Afriky, and are believed to be human beins to a slight extent, altho' they are not allowed to vote.
It may be a little too simple-minded to make the extremist possible assumption-that it'll convert all the salt in the earth's oceans to polychlorinated biphenyls.
Mario said Lyle had said Incandenza had confessed that he'd loved the fact that The Joke was so publicly static and simple-minded and dumb, and that those rare critics who defended the film by arguing at convolved length that the simple-minded stasis was precisely the film's aesthetic thesis were dead wrong, as usual.
When you've got Trackers walking around - not only painted up but with lumps stuck in their faces, and others pretending to be renegades it's kinda hard for a simple-minded dog soldier like me to know which way is up!
The rather simple-minded security system in Sinclair's elevator had been built to remember the thumbprints and the facial bone structures (which it scanned by deep radar, thus avoiding the problems raised by changing beard styles and masquerade parties) of up to one hundred people.
It seemed like days rather than mere hours since I had dropped off my hire car in Oxford and set off for the station with the simple-minded plan of travelling from Oxford to Cambridge by way of a lunchtime break at Milton Keynes.
The missile flashed into the still-scattering cloud of chaff, its simple-minded proximity fuze decided that it had reached the target, and it detonated with a thunderous roar.
It was rather too late in the day to set about being simple-minded and ignorant.