ERROR definition: a deviation from accuracy or correctness; a mistake, as in action or speech. See examples of error used in a sentence. I'm sorry, sir, there's been some sort of error in the kitchen, is what a restaurant waiter might say to a patron who ordered the fish but was mistakenly served a. The project was a comedy of errors. [=there were many errors made throughout the project] A gaffe is usually made in a social environment and may come from saying something that may be true but inappropriate. It may also be an erroneous attempt to reveal a truth. Gaffes can be malapropisms, grammatical errors or other verbal and gestural weaknesses or revelations through body language. Actually revealing factual or social truth through words or body language, however, can commonly. Define error. error synonyms, error pronunciation, error translation, English dictionary definition of error. n. 1. An act, assertion, or belief that unintentionally. The word 'error' can be used to describe a computer program that was not written in the right way. A syntax error is a bit of source code that does not make sense to the computer. 6 meanings: 1. a mistake or inaccuracy, as in action or speech 2. an incorrect belief or wrong judgment 3. the condition of. Click for more definitions. ERROR definition: 1. a mistake: 2. a wrong decision: 3. to understand that you were wrong to behave in a particular…. Learn more. The meaning of ERROR is an act or condition of ignorant or imprudent deviation from a code of behavior. How to use error in a sentence. Synonym Discussion of Error. Synonyms for ERROR: mistake, blunder, inaccuracy, miscue, fault, fumble, stumble, misstep; Antonyms of ERROR: accuracy, precision, correctness, exactness, strictness.