disapproval If you say that someone is incautious, you are criticizing them because they do or say something without thinking or planning. = rash cautious + incautiously in·cau·tious·ly Incautiously, Crook had asked where she was. if you are incautious, you do not think about the possible bad results of your actions
Not cautious; not circumspect; not attending to the circumstances on which safety and interest depend; heedless; careless; as, an incautious step; an incautious remark
displaying or feeling no wariness; "an unguarded remark"; "spilled the beans in an incautious moment" without out proper caution; "an incautious step sent her headlong down the stairs" lacking in caution; "an incautious remark"; "incautious talk