Per diem

Per diem is daily expenses or reimbursements for an employee. The amount of money a person receives for working for one day, or the amount an organization allows an employee to spend on expenses each day (for example, meals and hotels on a business trip).

Definition

According to the HRBoK Guide,

Per diem. Daily expenses or reimbursements for an employee. The amount of money a person receives for working for one day, or the amount an organization allows an employee to spend on expenses each day (for example, meals and hotels on a business trip).