Unwary, incautious; not on one's guard.

Of persons: Not circumspect or cautious; imprudent, unwary.

Not circumspect; incautious, heedless, imprudent.

Unwary, incautious. Obsolete.

Unwary, incautious, imprudent.

Not wary; unguarded, incautious. Of persons (or animals).

†Unguardedly.

Incautious, unwary, heedless.

(un-, prefix1 affix 1.)

Incautious, unwary.

Careless, incautious.

Not on one's guard; not taking heed or exercising caution. Chiefly figurative.

Incautious. Also absol.

Off one's guard; incautious.

= uncautious, adj.

Not cautious; wanting in caution; careless, heedless, unwary, rash.

Without caution.

Reckless; lacking caution; unwary.