ˈɛɹə(ɹ) ˈɛɹɚ fɔːlt fɔlt mɪˈsteɪk ɹɒŋˈduːɪŋ a wrong action attributable to bad judgment or ignorance or inattention he made a bad mistake she was quick to point out my errors I could understand his English in spite of his grammatical faults (baseball) a failure of a defensive player to make an out when normal play would have sufficed inadvertent incorrectness departure from what is ethically acceptable a misconception resulting from incorrect information part of a statement that is not correct the book was full of errors (computer science) the occurrence of an incorrect result produced by a computer