The pension benefits earned by an employee according to the years of the employee's service. Bloomberg Financial Dictionary
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accrued benefits UK US noun [plural] HR
► the money that an employer owes to an employee as a pension, which is based on the amount of time the employee has worked for the employer: »
When the company converted to the new plan, it hurt every employee over the age of 40, because it reduced their accrued benefits.
Financial and business terms. 2012.