Mob or MOB may refer to:

Behavioral phenomena

Smart mob A smart mob is a group whose coordination and communication abilities have been empowered by digital communication technologies. Smart mobs are particularly known for their ability to mobilize quickly. The concept was introduced by Howard Rhei ...

, a temporary self-structuring social organization, coordinated through telecommunication

Crime and law enforcement

American Mafia The American Mafia, commonly referred to in North America as the Italian American Mafia, the Mafia, or the Mob, is a highly organized Italian American criminal society and organized crime group. The organization is often referred to by its membe ...

, also known as the Mob * Irish Mob, a US criminal syndicate * A mob, in

organized crime Organized crime (or organised crime) is a category of transnational, national, or local groupings of highly centralized enterprises run by criminals to engage in illegal activity, most commonly for profit. While organized crime is generally th ...

* MOB, Member of Bloods, a member of the Bloods street gang * A group of

vigilante Vigilantism () is the act of preventing, investigating and punishing perceived offenses and crimes without Right, legal authority. A vigilante (from Spanish, Italian and Portuguese “vigilante”, which means "sentinel" or "watcher") is a pers ...

s * Other criminal organizations sometimes referred to as a "mob" include: ** Jewish mob **

Polish mob Polish-American organized crime has existed in the United States throughout the 20th and 21st centuries. Although not as well known as Italian, Irish, Russian mafias, the Polish Mob has a presence in many urban Polish American communities. Prohib ...

Japanese mob , also known as , are members of transnational organized crime syndicates originating in Japan. The Japanese police and media, by request of the police, call them , while the ''yakuza'' call themselves . The English equivalent for the ter ...

** Russian mob ** Greek Mob (disambiguation) ** Black Mafia or Muslim Mob **

State Line Mob The State Line Mob was an association of criminal elements that operated in the 1950s and 1960s at the Mississippi–Tennessee state line in Alcorn County, Mississippi, and McNairy County, Tennessee, along U.S. Route 45. The State Line Mob was inv ...

** Armenian Mob ** Albanian mafia or Albanian Mob ** Serbian mafia or Serbian Mob ** Romanian mafia or Romanian Mob ** Bulgarian mafia or Bulgarian Mob

Other uses

* Mob, a family group, clan group or wider Aboriginal community group in

Australian Aboriginal English Australian Aboriginal English (AAE or AbE) is a dialect of English used by a large section of the Indigenous Australian (Aboriginal Australian and Torres Strait Islander) population. It is made up of a number of varieties which developed differ ...

* Mob, collective noun for a group of macropods * Mob (slamball team), a SlamBall team based in Chicago * Mob (video games), a term for non-player characters * Shigeo Kageyama, nicknamed "Mob", protagonist of the manga and anime ''Mob Psycho 100'' * Mob as in a team of 100 contestants playing against a single contestant in a game show '' Eén tegen 100'' (also known as '' 1 vs. 100'')

As an abbreviation

Transportation

* Man overboard, a person who has fallen off a boat or ship and is in need of rescue * Mobile Regional Airport (IATA airport code), located in Mobile, Alabama * Montreux-Oberland Bernois, Swiss narrow gauge railway (1000mm) * ''Motos Operacionais de Bombeiros'', motorcycles used as ambulances in Brazil

Others

* Magyar Olimpiai Bizottság, National Olympic Committee of Hungary * Main Operating Base, an overseas, permanently manned, well protected military base *

Marching Owl Band The Marching Owl Band (aka The MOB or the Blues Band of South Main) is the Rice University "marching band" in the sense that it is the official ensemble that performs during football games, some basketball games, parades, and other public events. Ho ...

, the Rice University "marching band" *

Mobile offshore base Mobile offshore base (MOB), sometimes called a joint mobile offshore base (JMOB), is a concept for supporting military operations beyond the home shores, where conventional land bases are not available, by deploying on the high seas or in coasta ...

, a concept for supporting military operations where conventional land bases are not available *

MobileCoin MobileCoin is a peer-to-peer cryptocurrency developed by MobileCoin Inc., which was founded in 2017 by Josh Goldbard and Shane Glynn. Technology overview MobileCoin claims to focus on transactional anonymity (fungibility), ease of use, tran ...

, a cryptocurrency *

Mob (gaming) A mob, short for mobile or mobile object, is a computer-controlled non-player character (NPC) in a video game such as an MMORPG or MUD. Depending on context, every and any such characters in a game may be considered to be a "mob", or usage of the ...