1. to enroll incorrectly or in the wrong way; to register someone with errors or in an improper manner
Usage: transitive verb; often used in educational or administrative contexts

Examples

• The registrar misenrolled several students in the wrong course section.
• Due to a data entry error, the system misenrolled him in two conflicting classes.
• Parents complained that their children had been misenrolled in inappropriate grade levels.
• The school had to correct records for students who were misenrolled at the beginning of the semester.