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Become applicable or exercisable. A term mainly used on the context of employee stock ownership or option programs. Employees might be given equity in a firm but they must stay with the firm for a number of years before they are entitled to the full equity. This is a vesting provision. It provides incentive for the employee to perform.


The process by which an employee with a qualified retirement plan and/or stock option becomes entitled to the benefits of ownership, even if he/she no longer works at the company providing the retirement plan or stock option. Vesting occurs after an employee has worked at the company for a certain number of years; once vesting occurs, the benefits of the plan or stock option cannot be revoked.


To give immediate rights in property, even if possession or enjoyment will be delayed until later.The question of when property rights vest is critical to future interests, taxation, and creditors' rights.