FMS

FMS may stand for:
*Fixed Mobile Substitution
*Flying Model Simulator, a free personal computer flight simulator application for radio-controlled aircraft
*Foreign military sales, a term in arms trade
*Final Multiple Score, the calculation used to advance enlisted sailors in the United States Navy.
*Fisichella Motor Sport, motor racing team owned by F1 driver Giancarlo Fisichella.

Government agencies
*Federal Magistrates Service, the former name of the Federal Magistrates' Court of Australia
*Federated Malay States (1895–1946) ("Negeri-negeri Melayu Bersekutu"), historical British protectorate in then British Malaya
*Financial Management Service, a bureau of the U.S. Treasury Department
*Fiji Meteorological Service, the central weather office of Fiji
*Federal Migration Service of Russia (Федеральная миграционная служба России)

Operations
*Facilities Management System
*Fleet Management System
*Flexible Modeling System, developed at the Geophysical Fluid Dynamics Laboratory
*Flight management system
*Flexible manufacturing system, production system using computer-controlled machines that can adapt to various versions of the same operation
*Flexible Monitoring System, as in Pandora FMS

People
*Fratres Maristae a Scolis, post-nominal letters for the catholic religious order of the Marist Brothers

Educational Institutions
*Florida Military School
*Faculty of Management Studies, Delhi
*Fugett Middle School, a middle school in West Chester, Pennsylvania.

Medicine
*False memory syndrome
*Fibromyalgia Syndrome

Computing
* File Management System, part of Atari DOS
* FMSLogo, a free Microsoft Windows based Logo (formerly MSWLogo)
* Fortran Monitor System
* Flash Media Server
* Freenet Message System

Simulation and Training
* Full Mission Simulator, a simulator designed to train for the full operation mission, generally in the military. Frequently an FMS will have a large database both geographically and in terms of other 'entities' in the simulation such as friendly and enemy forces and their weapons