at all costs

cost  (kôst)

n.

1. An amount paid or required in payment for a purchase; a price.

2. The expenditure of something, such as time or labor, necessary for the attainment of a goal: "Freedom to advocate unpopular causes does not require that such advocacy be without cost" Milton Friedman.

3. costs Law The charges fixed for litigation, often payable by the losing party.

v. cost, cost·ing, costs

v.intr.

To require a specified payment, expenditure, effort, or loss: It costs more to live in the city.

v.tr.

1. To have as a price.

2. To cause to lose, suffer, or sacrifice: Participating in the strike cost me my job.

3. past tense and past participle costed To estimate or determine the cost of: The accountants costed out our expenses.

Idiom:

at all costs

Regardless of the expense or effort involved; by any means.

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[Middle English, from Old French, from coster, to cost, from Latin cnstre, to be fixed, cost; see constant.]

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costless adj.

Thesaurus

Adv.

1.

at all costs - regardless of the cost involved; "he wanted to save her life at all cost" at any cost, at any expense