Mob or MOB may refer to:
Crowd
Smart mob, a temporary self-structuring social organization, coordinated through telecommunication
Crime and law enforcement
American Mafia, also known as the Mob
Irish mob, an American criminal syndicate
A mob, in organized crime
MOB, Member of Bloods, a member of the Bloods street gang
A group of vigilantes
Other criminal organizations sometimes referred to as a "mob" include:
Russian mob
Greek Mob (disambiguation)
Other uses
Mob, a family group, clan group or wider Aboriginal community group in Australian Aboriginal English
Mob, collective noun for a group of macropods
Mob (video games), a term for non-player characters
The Mob (British band)
Mob (slamball team), a SlamBall team based in Chicago
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)
Mobil, which formerly traded on the New York Stock Exchange under the ticker MOB
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, a Swiss railway company
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 Rice University "marching band"
Mobile offshore base, a concept for supporting military operations where conventional land bases are not available
MobileCoin, a cryptocurrency
Monterey Bay FC, American association football club
Movable object block, used in computer graphics
Museum of Brisbane, Queensland, Australia
M.O.B.: The Album, a 2008 album by ByrdGang
M.O.B. (Project Pat album), 2017
"M.O.B.", a song by Tupac Shakur from the 2001 album Until the End of Time
"M.O.B." (Tkay Maidza song), 2015
MOB (landmine), a Russian anti-personnel landmine