water tender

noun

Definition of water tender

  1. 1a :  a workman who attends to the condition of the water in steam boilers b :  a petty officer (as in the U.S. Navy) in charge in a fireroom and responsible especially for proper supplying of water to the boilers and adjustment of burners

  2. 2 :  a truck equipped with a water tank and used especially in firefighting

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