l. To take wrongly; appropriate erroneously or through misapprehension.To take or choose erroneously; choose amiss, as between alternatives; regard (something) as other than it is: as, to mistake one's road or bearings; to mistake a fixed star for a planet.To take in a wrong sense; conceive or understand erroneously; misunderstand; misjudge: as, to mistake one's meaning or intentions.To make a mistake; be in error; be wrong; misapprehend.To take a wrong part; transgress.To err in advice, opinion, or judgment; be under a misapprehension or misconception; be unintentionally in error.n. An error in action, opinion, or judgment; especially, misconception, misapprehension, or misunderstanding; an erroneous view, act, or omission, arising from ignorance, confusion, misplaced confidence, etc.; a slip; a fault; an error; a blunder.n. In law, an erroneous mental conception that influences the will and leads to action. Pomeroy.n. Synonyms Error, Bull, etc. See blunder.