1. (initialism) .  (business) electronics manufacturing service: a type of original equipment manufacturer services (OEMs).
  2. (initialism) .  (US, medicine) emergency medical service: an organization, often part of a local government whose purpose is to provide emergency medical care to the public. .
  3. (initialism) .  (business) express mail service: a type of international express mail services.
  4. (initialism) .  (dated, computing) Expanded Memory Specification.
  5. (initialism) .  environmental management system.
  6. Proper noun.  A nickname for Emma or Emily.
  7. Noun.  (plural of, em) .

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This entry was last updated on RefTopia from its source on 3/20/2012.