Definitions of mistake:
- noun: a wrong action attributable to bad judgment or ignorance or inattention
Example: "He made a bad mistake"
- noun: an understanding of something that is not correct
Example: "He wasn't going to admit his mistake"
- noun: part of a statement that is not correct
- verb: identify incorrectly
Example: "Don't mistake her for her twin sister"
- verb: to make a mistake or be incorrect