What is the meaning of Blunder?

A clumsy or embarrassing mistake.

A very bad move, usually caused by some tactical oversight.

To make a clumsy or stupid mistake.

To move blindly or clumsily.

To cause to make a mistake.

To do or treat in a blundering manner; to confuse.

To make a very bad move.

To make a very bad move and thereby cause the loss of (a piece).

present of blunde

a blunder, serious error or mistake

inflection of blunderen:

  1. first-person singular present indicative
  2. (in case of inversion) second-person singular present indicative
  3. imperative

first-person singular present indicative

(in case of inversion) second-person singular present indicative

imperative

blunder (clumsy mistake)

A blunder; a very bad move, usually caused by some tactical oversight.

Source: wiktionary.org