/ Dictionary / Index D defund: Meaning and Definition of Find definitions for: de•fund Pronunciation: (dē-fund'), [key] — v.t. to deplete the financial resources of: The cost of the lawsuit defunded the company's operating budget. to withdraw financial support from: Many university programs were defunded by the recent government cutbacks. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. defunctive defuse Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language