Definition of odds noun from the Oxford Advanced American Dictionary

      

    odds

     noun
    noun
    NAmE//ɑdz//
     
    [plural]
     
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  1. 1 the odds the degree to which something is likely to happen The odds are very much in our favor (= we are likely to succeed). The odds are heavily against him (= he is not likely to succeed). The odds are that (= it is likely that) she'll win. What are the odds (= how likely is it) he won't show up?
  2. 2something that makes it seem impossible to do or achieve something They secured a victory in the face of overwhelming odds. Against all (the) odds, he made a full recovery.
  3. 3(in betting) the connection between two numbers that shows how much money someone will receive if they win a bet odds of ten to one (= ten times the amount of money that has been bet by someone will be paid to them if they win) They are offering long/short odds (= the prize money will be high/low because there is a high/low risk of losing) on the defending champion. (figurative) I'll lay odds on him getting the job (= I'm sure he will get it).
  4. Idioms
    be at odds (with something)
     
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    to be different from something, when the two things should be the same synonym conflict These findings are at odds with what is going on in the rest of the country.
    be at odds (with somebody) (over/on something)
     
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    to disagree with someone about something He's always at odds with his father over politics.
    the cards/odds are stacked against you
     
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    you are unlikely to succeed because the conditions are not good for you
    the cards/odds are stacked in your favor
     
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    you are likely to succeed because the conditions are good and you have an advantage
See the Oxford Advanced Learner's Dictionary entry: odds