Apt to break out into a passion; apt to scold; cross; snappish; ugly; unruly; as, a fractious man; a fractious horse.

easily irritated or annoyed; "an incorrigibly fractious young man"; "not the least nettlesome of his countrymen"

Having a peevish nature; cranky.

unpredictably difficult in operation; likely to be troublesome; "rockets were much too fractious to be tested near thigkly 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"