slam dunk

noun

1

: dunk shot

2

: sure thing

the case is a slam dunk

slam-dunk

ˈslam-ˈdəŋk 

verb

Synonyms

• cinch
• lock
• shoo-in
• sure thing

Examples of slam dunk in a Sentence

The vote proved to be a slam dunk for our side with a 24 to 5 win.

There's no doubt that he's guilty. The case is a slam dunk.

Recent Examples on the Web

One of his two steals (KU had 14) resulted in a breakaway slam dunk — one of the highlights in a 52-point first half. —Gary Bedore, Kansas City Star, 23 Feb. 2025

There were the usual slam dunk, three-point shooting and other skills contests, adding to the carnival show. —Los Angeles Times, 22 Feb. 2025

Tkachuk, meanwhile, is a slam dunk to represent Team USA in the 2026 Winter Games. —Fluto Shinzawa, The Athletic, 21 Feb. 2025

The intrigue: Even though the state has a Democratic majority in both legislative chambers, last year's budget, which included tax increases, was not a slam dunk. —Justin Kaufmann, Axios, 19 Feb. 2025

Word History

First Known Use

1969, in the meaning defined at sense 1

Rhymes for slam dunk

• debunk
• bunk
• chunk
• clunk
• drunk
• hunk
• junk
• punk
• shrunk
• slunk
• spunk
• sunk

Kids Definition

slam dunk

noun

: dunk shot

slam-dunk

ˈslam-ˈdəŋk

verb