Blŭn'der1, v. i.
[imp. & p. p. BLUNDERED; p. pr. & vb. n. BLUNDERING.] [O. Eng. blonder, allied to blend, to mix, to confound by mixture, q. v.] To mistake grossly from confusion of thought or purpose; to err through want of care or deliberation; to do a thing without forethought, or at haphazard; to flounder; to stumble. I was never distinguished for address, and have often even blundered in making my bow. Goldsmith. Yet knows not how to find the uncertain place, And blunders on, and staggers every pace. Dryden.