Definition of: cost

(kôst, kost) v. cost (for def. 3, also cost·ed), cost·ing v.i.
1. To be priced at; require as the price of possession, use, or accomplishment.
2. To cause sacrifice, loss, or suffering: It cost him his fortune.
—v.t.
3. To estimate the cost of production of.
—noun
1. The price paid for anything; outlay; expense; charge.
2. Loss; suffering; detriment.
3. plural Law a The charges fixed by law or allowed by the court in a lawsuit; specifically, the charges payable to an attorney for the opposite side by an unsuccessful litigant, b U.S. The charges payable by a client to his attorney. See synonyms under EXPENSE, PRICE. [<OF coster <L constare <com- together + stare stand]