/ Dictionary / Index S slam dunk: Meaning and Definition of Find definitions for: slam' dunk" Pronunciation: [key] — Basketball. Basketball. a particularly forceful, often dramatic dunk shot. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. slam dance slammer Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language