In*cau"tious (?), a. [Pref. in- not + cautious: cf. L. incautus.] 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.

His rhetorical expressions may easily captivate any incautious reader.

Syn. -- Unwary; indiscreet; inconsiderate; imprudent; impolitic; careless; heedless; thoughtless.

-- In*cau"tious*ly, adv. -- In*cau"tious*ness, n.