PMS is a three-letter initialism which may mean:
· Premenstrual syndrome, a collection of physical, psychological and
emotional symptoms related to a woman's menstrual cycle
· Postmarketing surveillance
· Pantone Matching System, a colour space
· P.M.S. Hacker, a British philosopher
· Prime Minister's Spokesman
· PMS Clan, Pandora's Mighty Soldiers, an all-female gaming clan
· Philips Medical Systems, a division of the electronics company Philips
· Property management system, software designed to manage many aspects of
hotel operations
· POS management system (Point of sale management system)
· power management system (such as Cool'n'Quiet and SpeedStep)
· Pre-main sequence star, in astronomy, is a star that has not yet
reached the main sequence
· Pretty Mean Sisters, a stable in the World Wrestling Federation
· Professor of Military Science,
Discography not available
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P.M.S.,
Thrash,