| an account of business expenditures, as travel, hotel room, meals, and entertainment connected with work, for which an employee will be reimbursed by an employer. |

| expense account n. An account of expenses for repayment to an employee. |
An account or list of expenses incurred in doing business outside the office, part of which is a tax deduction. The term often applies to lunches or dinners at which business deals are made and clients entertained.