in·cau·tious /-ʃəs/
  (a.)不小心的,輕率的,不注意的
  In·cau·tious a.  Not cautious; not circumspect; not attending to the circumstances on which safety and interest depend; heedless; careless; as, an incautious step; an incautious remark.
  You . . . incautious tread
  On fire with faithless embers overspread.   --Francis.
     His rhetorical expressions may easily captivate any incautious reader.   --Keill.
  Syn: -- Unwary; indiscreet; inconsiderate; imprudent; impolitic; careless; heedless; thoughtless.
  -- In*cau*tious*ly, adv. -- In*cau*tious*ness, n.
  ◄ ►
  incautious
       adj 1: lacking in caution; "an incautious remark"; "incautious
              talk" [ant: cautious]
       2: without out proper caution; "an incautious step sent her
          headlong down the stairs"
       3: displaying or feeling no wariness; "an unguarded remark";
          "spilled the beans in an incautious moment" [syn: unguarded]