from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A large disorderly crowd or throng. See Synonyms at crowd1.
  • n. The mass of common people; the populace.
  • n. Informal An organized gang of criminals; a crime syndicate.
  • n. Informal Organized crime. Often used with the: a murder suspect with links to the Mob.
  • n. An indiscriminate or loosely associated group of persons or things: a mob of boats in the harbor.
  • n. Australian A flock or herd of animals.
  • transitive v. To crowd around and jostle or annoy, especially in anger or excessive enthusiasm: Eager fans mobbed the popular singer.
  • transitive v. To crowd into: Visitors mobbed the fairgrounds.
  • transitive v. To attack in large numbers; overwhelm: The quarterback was mobbed by the defensive line.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An unruly group of people.
  • n. A commonly used collective noun for animals such as horses or cattle.
  • n. The Mafia, or a similar group that engages in organized crime (preceded by the).
  • n. A non-player character that exists to be fought or killed to further the progression of the story or game.
  • v. To crowd around (someone), often with hostility.
  • v. To crowd into or around a place.
  • v. The act of a player aggroing enemies so they follow them and gather, forming a mob of foes.
  • abbr. mobile phone

from the GNU version of the Collaborative International Dictionary of English

  • n. A mobcap.
  • n. The lower classes of a community; the populace, or the lowest part of it.
  • n. A throng; a rabble; esp., an unlawful or riotous assembly; a disorderly crowd.
  • transitive v. To wrap up in, or cover with, a cowl.
  • transitive v. To crowd about, as a mob, and attack or annoy.

from The Century Dictionary and Cyclopedia

  • To conceal or cover, as the face, by a cap or hood.
  • To dress awkwardly.
  • To attack in a disorderly crowd; crowd round and annoy; beset tumultuously, whether from curiosity or with hostile intent: as, to mob a person in the street.
  • To scold.
  • n. A mob-cap.
  • n. The common mass of people; the multitude; hence, a promiscuous aggregation of people in any rank of life; an incoherent, rude, or disorderly crowd; rabble.
  • n. A riotous assemblage; a crowd of persons gathered for mischief or attack; a promiscuous multitude of rioters.
  • n. A herd, as of horses or cattle; a flock, as of sheep.
  • n. Synonyms Rabble, etc. See populace.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. an association of criminals
  • v. press tightly together or cram
  • n. a disorderly crowd of people
  • n. a loose affiliation of gangsters in charge of organized criminal activities


Short for mobile, from Latin mōbile (vulgus), fickle (crowd), neuter of mōbilis; see mobile.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Middle English, short for mobile, from Latin mōbile (vulgus) ("fickle (crowd)"). The video-gaming sense originates from English mobile, used by Richard Bartle for objects capable of movement in an early MUD. (Wiktionary)
Alteration of mab. (Wiktionary)
Abbreviation of mobile phone. (Wiktionary)



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  • Mobile Regional Airport.

    October 23, 2008

  • "In the mob-ridden town of Lamezia Terme, he says, police patrols have had to be reduced to save petrol. 'The police cars are in such bad condition that during a recent chase one of them caught fire.'" - Enzo Macri in 'Move Over, Cosa Nostra', The Guardian, 8 Jun 2006.

    December 16, 2007