WM

WM Wm, wm, or variants may refer to:

Businesses and organizations

 * Walmart, an American retailing chain
 * Walter Mart, a group of shopping malls in the Philippines
 * WarnerMedia, formerly Time Warner, an American mass media conglomerate
 * Washington Mutually, a former American savings bank (former MYSE stock symbol WM)
 * Waste Management (corporation), a North American garbage company (former NYSE stock symbol WM), doing business as WM
 * Western Maryland Railway, a former railway in the United States
 * Winair (Windward Islands Airways) (IATA airline code WM)
 * WM Entertainment, a South Korean entertainment company

Military

 * Waterloo Medal, a medal awarded to British soldiers who fought in the Waterloo campaign in 1815
 * Wachtmeister, a military rank in Austria and Switzerland
 * "Wehrmacht Marine", on license plates of the German Navy in World War II
 * Woman Marine, a female member of the United States Marine Corps

Computing

 * Window manager, software that controls the placement of windows on the screen
 * X window manager, a component in the X Window System
 * Window Maker, a window manager for the X Window System
 * Windows Media, a multimedia framework for media creation and distribution for Microsoft Windows
 * Windows Messenger, a piece of software included in the Microsoft Windows XP operating system
 * Windows Mobile, an operating system for Pocket PCs

Other uses in science and technology

 * Waldenström's macroglobulinemia, a rare form of blood cancer
 * Wave method, a model used in fluid dynamics
 * White matter, a type of brain tissue
 * Working memory, a part of the short-term memory

Sport

 * Die Weltmeisterschaft – German for the FIFA World Cup, informally referred to as die WM
 * WM formation, a formation in association football, so called because it spells out the letters when viewed from above
 * WrestleMania, a professional wrestling pay-per-view event

Other uses

 * Wayback Machine
 * William (name), sometimes abbreviated Wm.
 * College of William & Mary, a public research university in Virginia, US
 * Worshipful Master, the head of a lodge in freemasonry
 * William McKinley, 25th president of the United States