'Suction pump' definitions:

Definition of 'suction pump'

From: WordNet
noun
A pump for raising fluids by suction

Definition of 'Suction pump'

From: GCIDE
  • Suction \Suc"tion\, n. [L. sugere, suctum, to suck; cf. OF. suction. See Suck, v. t.] The act or process of sucking; the act of drawing, as fluids, by exhausting the air. [1913 Webster]
  • Suction chamber, the chamber of a pump into which the suction pipe delivers.
  • Suction pipe, Suction valve, the induction pipe, and induction valve, of a pump, respectively.
  • Suction pump, the common pump, in which the water is raised into the barrel by atmospheric pressure. See Illust. of Pump. [1913 Webster]