1. to register in advance for something, especially a course, event, or service
Usage: third person singular present tense of preregister

Examples

• She preregisters for classes every semester to get the best schedule.
• The system automatically preregisters returning students for their core courses.
• He always preregisters for the conference to secure early bird pricing.
• The school preregisters kindergarten students in the spring.
• Anyone who preregisters receives a discount on the workshop fee.
• The software preregisters users based on their previous selections.