MMS may stand for: In Science and Technology
Multimedia Messaging Service, a standard for a telephony messaging systems
My Media System, a Linux media center
Manufacturing Message Specification, a networking standard
Microsoft Media Services, a data transfer protocolMicrosoft Metadirectory Services, a centralized service that stores identity information from in an organization
Methodology Management System, a technology that facilitates the modeling, deployment and improvement of business processesMaterial Management System, procurement and inventory software by AgilysysModular Management System, school management software
Moment magnitude scale, used by seismologists to compare the energy released by earthquakesMultimodal Multiplex Spectroscopy, a spectroscopic technique that bypasses the traditional tradeoff between spectral resolution and light throughputMethyl Methacrylate Styrene, a plasticMethylmethane sulfonate, a chemicalMagnetospheric Multi-Scale satellite mission, a planned NASA mission In Education
Marshall Middle School, in Olympia, Washington
Mason Middle School, A school in Mason, Ohio
Maitland Middle School, A school in Maitland, FloridaMelican Middle School, in Northborough, Massachusetts
Memorial Middle School, in Tampa, Florida
Marlboro Middle School, in Marlboro, New JerseyMidlothian Middle School, in Midlothian, Texas
Monhagen Middle School, near Middletown, New York
Montgomery Middle School, in San Diego, CaliforniaMurchison Middle School, in Austin, TexasMaster of Management Studies, an academic degree MMS may also be:Microsoft Management Summit
Minerals Management Service,a part of the U.S. Department of the Interior that manages mineral resources
Mukti Morcha Samuha, an underground communist group in Nepal
M&M'sMass Murder Suicide
Manhattan Mini Storage
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MMS, Multimedia Messaging Service, messaging service for mobile phones