DEFINITION of 'Unit Benefit Formula'. A method of calculating an employer's contribution to an employee's defined benefit plan. The employer calculates the contribution by multiplying an employee's years of service by a percentage of his or her salary. Next Up.
Currants are glossy red or black berries that grow on thornless upright shrubs. To be classified as a currant, the bush must be in the genus Ribes. Native to the Northern Hemisphere, these plants have been cultivated throughout Europe and Asia for centuries.
Chert is a very hard material that produces a spark when it is struck against steel. The heat from this spark can be used to start fires. A flintlock is an early firearm in which a charge of gunpowder is ignited by a flint hammer striking a metal plate (see photo).