a loose affiliation of gangsters in charge of organized criminal activities
"The local mob controlled every illegal gambling ring and bookmaking operation in the city."
A large or disorderly group of people; especially one bent on riotous or destructive action.
"At the wedding, the mob helped organize the rehearsal dinner before joining the dance floor later that night."
A promiscuous woman; a harlot or wench; a prostitute.
mobile phone
Initialism of mother of the bride.
In plain English: A mob is a large, unruly crowd of people who act together aggressively and without order.
"The angry mob gathered outside the courthouse to protest the verdict."
Usage: Use "mob" to describe a large, disorderly group of people acting together in violence or chaos rather than an organized assembly. Avoid using the term for any orderly gathering, as it specifically implies riotous behavior and potential destruction.
To crowd around (someone), sometimes with hostility.
"The old knight mobbed his head in a heavy woolen cowl to shield himself from the winter wind."
To wrap up in, or cover with, a cowl.
In plain English: To mob someone means to surround them with a large group of people who are cheering, shouting, or trying to get their attention all at once.
"The angry crowd mobbed the politician and blocked his path to the car."
Initialism of mesio occlusal buccal.
"The dentist recorded a deep cavity on the M.O.B. surface of the patient's first molar."
In plain English: When something is mobbed, it means so many people are there that you can't move through them easily.
"The mob rule in that small town often led to unfair decisions against anyone who disagreed with the majority."
Initialism of man overboard, used e.g. on the emergency button of a satellite navigator. By pushing the button the operator stores the coordinates of a man overboard incident for easy access.
"The sailor pressed the MOB button on the GPS unit to instantly save his position after falling into the water."
The word "mob" comes from the Middle English term mob, which was originally a shortened form of mobile. This traces back to the Latin phrase mōbile vulgus, meaning "fickle crowd."