An acid-base indicator which is colorless in acid solution, but turns pink to red as the solution becomes alkaline. It is used medicinally as a cathartic.
F.p.s.
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Abbreviation for First Person Shooter, a video game in which the player sees from the perpective of the main game character, or in the first person. These games usually involve some type of weapon, usually a gun, of which the end of the barrel can usually be seen at the bottom of the screen, as if the player is looking down the gun.
F.p.s. meaning & definition 1 of F.p.s..
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