a prospective customer/buyer/candidate, etc. › someone who might become a customer, buyer, etc.: What is the best way of contacting prospective customers? One plant has been sold and seven have prospective buyers. The careers fair gives students a chance to meet prospective employers.
prospective earnings/cost/yield, etc. › the amount that something is expected to earn, cost, produce, etc.: The study puts the prospective cost of annual repairs and renewals at $10 million. The shares are trading at 15 times forecast earnings with an attractive prospective yield of 5.2%.