/ Dictionary / Index B black-bag: Meaning and Definition of Find definitions for: black-bag Pronunciation: (blak'bag'), [key] — adj. Informal. of, pertaining to, or distributing money for expenses that has been diverted from the regular budget: Black-bag funds have paid for much overseas travel by the military. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. blackback flounder black-bag job Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language