pump

¹pump

noun \ˈpəmp\

Definition of PUMP

1

: a device that raises, transfers, delivers, or compresses fluids or that attenuates gases especially by suction or pressure or both

2

: heart

3

: an act or the process of pumping

4

: an energy source (as light) for pumping atoms or molecules

5

: a biological mechanism by which atoms, ions, or molecules are transported across cell membranes — compare sodium pump

Origin of PUMP

Middle English pumpe, pompe; akin to Middle Low German pumpe pump, Middle Dutch pompe

First Known Use: 15th century

Rhymes with PUMP

bump, chump, clomp, clump, comp, crump, dump, flump, frump, grump, hump, jump, lump, plump, rump, schlump, slump, stump, sump, thump, trump, tump, ump, whump