Longman Dictionary of Contemporary English
The Collaborative International Dictionary
Unconcerned \Un`con*cerned"\, a. Not concerned; not anxious or solicitous; easy in mind; carelessly secure; indifferent; as, to be unconcerned at what has happened; to be unconcerned about the future. -- Un`con*cern"ed*ly, adv. -- Un`con*cern"ed*ness, n.
Happy mortals, unconcerned for more.
--Dryden.
Douglas Harper's Etymology Dictionary
Wiktionary
a. 1 indifferent and having no interest; aloof. 2 Not worried, anxious or apprehensive.
WordNet
adj. lacking in interest or care or feeling; "the average American...is unconcerned that his or her plight is the result of a complex of personal and economic and governmental actions...beyond the normal citizen's comprehension and control"; "blithely unconcerned about his friend's plight" [ant: concerned]
easy in mind; not worried; "the prisoner seems entirely unconcerned as to the outcome of the examination"
not occupied or engaged with; "readers unconcerned with style"
Usage examples of "unconcerned".
The coyote in the picture had faded to a greenish-yellow and its yellow eyes were almost white, but it stared out of the picture looking as hearty and unconcerned as Jake Ambler, wearing its camera face.
They were deaf to disaffection, blind to the alternative ideas it gave rise to, blandly impervious to challenge, unconcerned by the dismay at their misconduct and the rising wrath at their misgovernment, fixed in refusal to change, almost stupidly stubborn in maintaining a corrupt existing system.
Bunny with the disdain that natives of Perv had for most other races, completely unconcerned that live spiders swung from her lank tresses, or that her skin appeared to be peeling before their eyes.
He was manifestly unconcerned by the fate of the principia or the latrines.
He worked at a rickety little table amid piles of paper and unidentifiable junk, rank, scurfy, soiled and absolutely unconcerned with everything in the world except the expertise of taking one tiny fragment of the remote past and fitting it into another little fragment, and thereby filling that tiny gap in the continuity of the history of the human animal.
He showed still less when he saw the patient, a very fat shorthorn lying, quite unconcerned, in her stall.
The spliff had reached me again so I took a couple more drags and passed it on, trying to look unconcerned.
SPIRIT OF THE YEARS A local cult, called Christianity, Which the wild dramas of the wheeling spheres Include, with divers other such, in dim Pathetical and brief parentheses, Beyond whose span, uninfluenced, unconcerned, The systems of the suns go sweeping on With all their many-mortaled planet train In mathematic roll unceasingly.
Ross was astonished to see that they passed straight through walls of flame, apparently unconcerned and unsinged by the heat.
Roman spring night for almost a mile until they reached a chaotic bus depot honking with horns, blazing with red and yellow lights and echoing with the snarling vituperations of unshaven bus drivers pouring loathsome, hair-raising curses out at each other, at their passengers and at the strolling, unconcerned knots of pedestrians clogging their paths, who ignored them until they were bumped by the buses and began shouting curses back.
Jane wondered at their apparent apathy, and a moment later her wonder turned to amazement as she saw the great cat come quite close to the apes, who appeared entirely unconcerned by its presence, and, squatting down in their midst, fell assiduously to the business of preening, which occupies most of the waking hours of the cat family.
Despite their strict beliefs about mating, Leors were casual about displaying their bodies, and Arion was unconcerned by his nudity.
Was it really possible, thought Bernardine, that Robert Allitsen was the only one there unconcerned and unmoved?
He looked unconcerned, almost amused, with Carnie leaning limply against him, but his left hand was clenched, the thumb moving up and down as if he were clicking the sparker.
Although the average psychologist is a good-natured, reasonably progressive person, and although psychologists would be expected to understand human castes and hive-thought-control interventions, the profession is, by and large, amazingly innocent and unconcerned about the fact that it has been controlled by the Federal Bureaucracy for decades.