Definition from Wiktionary, the free dictionary
- (basketball) An impressively forceful dunk.
- (colloquial, idiomatic) A task expected to present no difficulty.
- As long as you get the vice president's approval first, it'll be a slam dunk.
- (yachting) Tacking on top of the wind of the following yacht in close quarters
impressively forceful dunk
- To perform a slam dunk.