cost

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An amount paid or required in payment for a purchase; a price.
• noun The expenditure of something, such as time or labor, necessary for the attainment of a goal.
• noun Law Charges incurred in bringing litigation, including court fees and charges that may be payable by the losing party, but usually not including attorneys' fees.
• intransitive verb To require a specified payment, expenditure, effort, or loss.
• intransitive verb To have as a price.
• intransitive verb To cause to lose, suffer, or sacrifice.
• intransitive verb To estimate or determine the cost of.
• idiom (at all costs) Regardless of the expense or effort involved; by any means.

from The Century Dictionary.

• noun Manner; way and means.
• noun Quality; condition; property; value; worth.
• noun Costmary.
• To require the expenditure of (something valuable) in exchange, purchase, or payment; be of the price of; be acquired in return for: as, it cost five dollars.
• In general, to require (as a thing or result to be desired) an expenditure of any specified thing, as time or labor; be done or acquired at the expense of, as of pain or loss; occasion or bring on (especially something evil) as a result.
• noun The equivalent or price given for a thing or service exchanged, purchased, or paid for; the amount paid, or engaged to be paid, for some thing or some service: as, the cost of a suit of clothes; the cost of building a house.
• noun That which is expended; outlay of any kind, as of money, labor, time, or trouble; expense or expenditure in general; specifically, great expense: as, the work was done at public cost.
• noun plural In law: The sums fixed by law or allowed by the court for charges in a suit, awarded usually against the party losing, and in favor of the party prevailing or his attorney.
• noun The sum which the law allows to the attorney, to be paid by his client.
• noun Synonyms and Expense, Worth, etc. See price.
• noun A rib or side.
• noun In heraldry, same as cottise.

from the GNU version of the Collaborative International Dictionary of English.

• noun obsolete A rib; a side; a region or coast.
• noun (Her.) See Cottise.
• transitive verb To require to be given, expended, or laid out therefor, as in barter, purchase, acquisition, etc.; to cause the cost, expenditure, relinquishment, or loss of.
• transitive verb To require to be borne or suffered; to cause.
• transitive verb to require or occasion a large outlay of money, or much labor, self-denial, suffering, etc.
• noun The amount paid, charged, or engaged to be paid, for anything bought or taken in barter; charge; expense; hence, whatever, as labor, self-denial, suffering, etc., is requisite to secure benefit.
• noun Loss of any kind; detriment; pain; suffering.
• noun (Law) Expenses incurred in litigation.
• noun See under Bill.
• noun without outlay or expense.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb To incur a charge, a price.
• verb To cause something to be lost.
• verb To calculate or estimate a value.
• noun Amount of money, time, etc. that is required or used.
• noun A negative consequence or loss that occurs or is required to occur.
• noun Manner; way; means; available course; contrivance.
• noun Quality; condition; property; value; worth; a wont or habit; disposition; nature; kind; characteristic.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the property of having material worth (often indicated by the amount of money something would bring if sold)
• noun value measured by what must be given or done or undergone to obtain something
• verb require to lose, suffer, or sacrifice
• verb be priced at
• noun the total spent for goods or services including money and time and labor