1. expected or likely to happen in the future; potential
2. being considered for a position or role; candidate

Examples

• The company interviewed several prospective employees.
• We toured the house with prospective buyers.
• The prospective changes to the policy were discussed at the meeting.
• She met with prospective students during the college fair.
• The prospective merger could benefit both companies.
• They evaluated prospective sites for the new factory.
• The prospective bride and groom planned their wedding.