A more thorough explanation:

Definition: To remove or get rid of something that has been written or recorded.

Examples:

• She used a pencil eraser to erase the mistake in her math homework.
• The computer program allowed me to erase the file I no longer needed.
• The court ordered the criminal records to be erased to protect the individual's privacy.

The examples show how erase means to remove or get rid of something that has been written or recorded. In the first example, the mistake in the math homework was removed by using an eraser. In the second example, the file was removed from the computer program. In the third example, the criminal records were sealed and removed from public access.