jam - definition and synonyms

 
noun 

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/dʒæm/
singularjam
pluraljams
  1. 1
    [countable/uncountable] a sweet sticky food made from boiled fruit and sugar that is usually spread onto bread

    a jar of jam

    a jam tart

  2. 2
    [countable] [usually singular] a difficult situation
  3. 3
    [countable] a long line of vehicles that are not moving, or are moving very slowly
  4. 4
    [countable] an occasion when a machine does not work because something prevents its parts from moving

    a paper jam in the printer

  5. 5
    [countable] informal a jam session
     Synonyms and related words