'Bull pump' definitions:

Definition of 'Bull pump'

From: GCIDE
  • Bull \Bull\, a. Of or pertaining to a bull; resembling a bull; male; large; fierce. [1913 Webster]
  • Bull bat (Zool.), the night hawk; -- so called from the loud noise it makes while feeding on the wing, in the evening.
  • Bull calf. (a) A stupid fellow.
  • Bull mackerel (Zool.), the chub mackerel.
  • Bull pump (Mining), a direct single-acting pumping engine, in which the steam cylinder is placed above the pump.
  • Bull snake (Zool.), the pine snake of the United States.
  • Bull stag, a castrated bull. See Stag.
  • Bull wheel, a wheel, or drum, on which a rope is wound for lifting heavy articles, as logs, the tools in well boring, etc. [1913 Webster]