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Definition of “mob” - English Dictionary

"mob" in American English

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mobnoun [C]

 us   /mɑb/
a large group of people gathered together who are often uncontrollable or violent: He arrived at the airport to find a mob of adoring fans waiting for him.
The mob is also an organization of criminals, esp. the Mafia.

mobverb [T]

 us   /mɑb/ (-bb-)
to gather in a large group around someone to express admiration, interest, or anger: She was mobbed by her fans. The stores are always mobbed (= very crowded) on Saturdays.
(Definition of mob from the Cambridge Academic Content Dictionary © Cambridge University Press)







"mob" in British English

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mobnoun [+ sing/pl verb]

uk   /mɒb/  us   /mɑːb/
[C] usually disapproving a large, angry crowd, especially one that could easily become violent: The angry mob outside the jail was/were ready to riot. a lynch mob 50 people were killed in three days of mob violence.
[C] informal a group of people who are friends or who are similar in some way: The usual mob was/were hanging out at the bar.
[S] informal an organization of criminals: a New York mob leader
See also

mobverb [T]

uk   /mɒb/  us   /mɑːb/ (-bb-)
[T usually passive] to come together around someone in a crowd to express admiration, interest, or anger: They were mobbed by fans when they arrived at the theatre. Let's not go to that bar tonight - it's always mobbed (= there are always a lot of people there) on Fridays.
[I or T] When birds or small animals mob a bigger or more frightening bird or animal that is hunting them, they attack it together and force it to go away.
(Definition of mob from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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