bowser

noun

1. 1

   A fuel metering/delivery pump at a filling station.

2. 2

   A road vehicle (often a trailer) for the transport of liquid fuel, particularly aviation fuel at an airfield.

3. 3

   A mobile water tank deployed to distribute fresh water in emergency situations where the normal system of piped distribution has broken down or is insufficient.

4. 4

   (used in the vocative) A buffoon or imbecile.