unpredictably difficult in operation; likely to be troublesome; "rockets were much too fractious to be tested near thickly populated areas"; "fractious components of a communication system"
stubbornly resistant to authority or control; "a fractious animal that would not submit to the harness"; "a refractory child"
nonchalantly unconcerned; "a blase attitude about housecleaning"
uninterested because of frequent exposure or indulgence; "his blase indifference"; "a petulant blase air"; "the bored gaze of the successful film star"
very sophisticated especially because of surfeit; versed in the ways of the world; "the blase traveler refers to the ocean he has crossed as `the pond'"; "the benefits of his worldly wisdom"