n. A wandering; a devious and uncertain course.n. A deviation from the truth; a discrepancy between what is thought to be true and what is true; an unintentional positive falsity; a false proposition or mode of thought.n. An inaccuracy due to oversight or accident; something different from what was intended, especially in speaking, writing, or printing: as, a clerical error (which see, below).n. A wrong-doing; a moral fault; a sin, especially one that is not very heinous.n. The difference between the observed or otherwise determined value of a physical quantity and the true value: also called the true error.n. In law, a mistake in a judicial determination of a court, whether in deciding wrongly on the merits or ruling wrongly on an incidental point, to the prejudice of the rights of a party.n. Perplexity; anxiety; concern.n. In base-ball, a failure by one of the fielders to put out an opponent when he has the opportunity; a misplay by which a runner secures a base.In law, upon an appeal, to reverse the judgment or other determination of the court below, on account of error in its proceedings.