Pronunciation: (ik-spens'), [key]
—n., v., -pensed, -pens•ing.
1. cost or charge: the expense of a good meal.
2. a cause or occasion of spending: A car can be a great expense.
3. the act of expending; expenditure.
a. charges incurred during a business assignment or trip.
b. money paid as reimbursement for such charges: to receive a salary and expenses.
5. at the expense of, at the sacrifice of; to the detriment of: quantity at the expense of quality.
to charge or write off as an expense.
to be expensed.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.