D defs.my
Entry 1 sense Webster, 1913

Pumpage

· Pump·age · IPA
01 n. That which is raised by pumps, or the work done by pumps.
  1. 1.
    That which is raised by pumps, or the work done by pumps.
    “The pumpage last year amounted to . . . gallons.” — Sci. Amer.