/ Dictionary / Index B bang-up: Meaning and Definition of Find definitions for: bang-up Pronunciation: (bang'up"), [key] — adj. Informal. excellent; extraordinary. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bang-up (Thesaurus) Bangui Bangweulu Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language