American English

Definition of sack noun from the Oxford Advanced American Dictionary

      

    sack

     noun
    noun
    NAmE//sæk//
     
     
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  1. 1[countable] a large bag with no handles, made of strong rough material, or strong paper, or plastic, used for storing and carrying, for example flour, coal, etc.
  2. 2 [countable] a strong, paper bag for carrying things you have bought from a store
  3. 3 [countable] the contents of a sack They used up a sack of potatoes. two sacks of groceries
  4. 4 the sack [singular] (informal) being told by your employer that you can no longer continue working for a company, etc., usually because of something that you have done wrong He got the sack for swearing. Her work was so poor that she was given the sack. Four hundred workers face the sack.
  5. 5 the sack [singular] (informal) a bed (often referring to sexual activity) He caught them in the sack together.
  6. 6the sack [singular] (formal) the act of stealing or destroying property in a captured town the sack of Rome
  7. Idioms
    hit the hay/sack (informal)
     
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    to go to bed
See the Oxford Advanced Learner's Dictionary entry: sack