/ Dictionary / Index I insulin pump: Meaning and Definition of Find definitions for: in'sulin pump" Pronunciation: [key] an external battery-powered device that injects insulin into the body at a programmed rate to control diabetes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. insulinoma insulin shock Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language