Definition of cost verb from the Oxford Advanced Learner's Dictionary

      

    cost

     verb
    verb
    BrE BrE//kɒst//
     
    ; NAmE NAmE//kɔːst//
     
    In sense 4 costed
    BrE BrE//ˈkɒstɪd//
     
    ; NAmE NAmE//ˈkɔːstɪd//
     
    is used for the past tense and past participle.
    Verb Forms present simple I / you / we / they cost
    BrE BrE//kɒst//
     
    ; NAmE NAmE//kɔːst//
     
    he / she / it costs
    BrE BrE//kɒsts//
     
    ; NAmE NAmE//kɔːsts//
     
    past simple cost
    BrE BrE//kɒst//
     
    ; NAmE NAmE//kɔːst//
     
    past participle cost
    BrE BrE//kɒst//
     
    ; NAmE NAmE//kɔːst//
     
    -ing form costing
    BrE BrE//ˈkɒstɪŋ//
     
    ; NAmE NAmE//ˈkɔːstɪŋ//
     
     
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  1. 1  if something costs a particular amount of money, you need to pay that amount in order to buy, make or do it cost something How much did it cost? I didn't get it because it cost too much. Tickets cost ten dollars each. Calls to the helpline cost 38p per minute. Don't use too much of it—it cost a lot of money. All these reforms will cost money (= be expensive). Good food need not cost a fortune (= cost a lot of money). cost somebody something The meal cost us about £40. This is costing the taxpayer £10 billion a year. cost something to do something The hospital will cost an estimated £2 billion to build. It costs a fortune to fly first class.
  2. 2  to cause the loss of something cost somebody something That one mistake almost cost him his life. A late penalty cost United the game (= meant that they did not win the game). Such behaviour could cost you your place in the team. cost something The closure of the factory is likely to cost 1 000 jobs.
  3. 3cost somebody something to involve you in making an effort or doing something unpleasant The accident cost me a visit to the doctor. Financial worries cost her many sleepless nights. She would never know how much it cost him to tell her. More Like This Verbs with two objects bet, bring, build, buy, cost, get, give, leave, lend, make, offer, owe, pass, pay, play, post, promise, read, refuse, sell, send, show, sing, take, teach, tell, throw, wish, writeSee worksheet.
  4. 4(costed, costed) [usually passive] to estimate how much money will be needed for something or the price that should be charged for something cost something The project needs to be costed in detail. Their accountants have costed the project at $8.1 million. fully costed proposals cost something out Have you costed out these proposals yet? see also costing
  5. Word Origin Middle English: from Old French coust (noun), couster (verb), based on Latin constare ‘stand firm, stand at a price’.Extra examples All these reforms will cost money. Good food need not cost a fortune. I didn’t get it because it cost too much.Idioms
    cost/pay an arm and a leg
     
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    (informal) to cost/pay a lot of money
    to make somebody suffer a lot That one mistake has cost him dear over the years. (informal) used to say that something will be expensive There is a deluxe model available, but it'll cost you.
See the Oxford Advanced American Dictionary entry: cost