douser

/ˈdaʊsər/
noun
  1. A person or thing that douses something, especially a firefighter or a device used to extinguish flames.
    • The experienced douser quickly put out the kitchen fire with a foam extinguisher.
    • This automatic douser activates when the smoke detector goes off.
    • Every douser on the team trained for months to handle chemical fires.
What does "douser" mean? | whatsthatwordmean | whatsthatwordmean