1. to enter data or text again using a keyboard
2. to change the key or lock mechanism of something

Examples

• She rekeys the password after making a typing error.
• The secretary rekeys the entire document from scratch.
• The landlord rekeys the apartment after each tenant moves out.
• He rekeys the front door lock for security reasons.
• The data entry clerk rekeys the information to ensure accuracy.
• The locksmith rekeys all the office doors with new keys.