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mob

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noun [countable] mob pronunciation in British English /mɒb/ 
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singularmob
pluralmobs
  1. 1
    a large crowd of people that is dangerous or difficult to control: can be followed by a singular or plural verb

    An angry mob surrounded the palace.

    mob of:

    A mob of 200 young men started throwing rocks.

    1. a.
      [only before noun] involving or typical of a mob

      mob mentality

      mob violence

  2. 2

    the mob

    or

    the Mob

    informal an organized group of criminals such as the Mafia

    a member of a violent Russian mob

    1. a.
      [only before noun] belonging to or involving an organized group of criminals

      mob killings

      one of Sicily's most notorious mob leaders

  3. 3
    informal a group of people who are connected in some way: can be followed by a singular or plural verb

    I wouldn't have anything to do with that mob if I were you.

pre-cation

a paid holiday given to a new employee before they start their job

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