Plebiscite, a vote by the people of an entire country or district to decide on some issue, such as choice of a ruler or government, option for independence or annexation by another power, or a question of national policy.
verb (used with object), incurred, incurring. 1. to come into or acquire (some consequence, usually undesirable or injurious): to incur a huge number of debts. 2. to become liable or subject to through one's own action; bring or take upon oneself: to incur his displeasure. Origin of incur.
Expense is simply a decrease in the net assets of the entity over an accounting period except for such decreases caused by the distributions to the owners. The first aspect of the definition is quite easy to grasp as the incurring of an expense must reduce the net assets of the company.