slam dunk


Definition of slam dunk

1 : dunk shot
2 : sure thing the case is a slam dunk

Keep scrolling for more

Other Words from slam dunk

slam-dunk \ ˈslam-​ˈdəŋk How to pronounce slam-dunk (audio) \ verb

Synonyms for slam dunk


cinch, lock, shoo-in, sure thing

Visit the Thesaurus for More 

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

And make no mistake: the kicks are the biggest slam dunk of the offering. Jake Woolf, GQ, "James Harden and Y-3 Are Taking NBA Style to a New Level," 13 Feb. 2018 The long, clean lines of the vest-dress layered with the attenuated track pant make this look an easy slam dunk. Zanna Roberts Rassi, Marie Claire, "How to Style Vests, Your New Spring Wardrobe Staple," 28 Feb. 2019 In the world of TV advertisements, that’s a slam dunk. Vogue, "The 13 Most Iconic Super Bowl Ads of All Time," 31 Jan. 2019 LaVine is a two-time NBA slam dunk champion with career averages of 14.0 points, 3.2 assists and 3.0 rebounds. Jason Jones, sacbee, "Kings to sign Zach LaVine to offer sheet, source says, after athletic guard reached out," 6 July 2018 Compared to chips and cookies, pre-pureed fruits and veggies sound like a slam dunk for parents looking to feed their kids more produce. Caroline Picard, Good Housekeeping, "You're Probably Feeding Your Kids Too Many Food Pouches, Say Pediatricians," 3 July 2018 Then Tristan Ikpe came up with a thunderous, one-handed slam dunk that seemed to invigorate everything and anyone that was wearing maroon. Robert Avery, Houston Chronicle, "Ikpe's slam dunk sparks Deer past Memorial," 11 Feb. 2018 The winner of the 2017 NBA slam dunk competition, Robinson represented an intriguing mixture of shooting and athleticism in a young prospect. Vince Ellis, Detroit Free Press, "Detroit Pistons Glenn Robinson III coming for starting forward spot," 14 July 2018 The slam dunks, three pointers and emotive moments are essentials elements to the narrative of the game. Rj Mickelson, San Francisco Chronicle, "The Warriors: Beyond the Game," 30 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'slam dunk.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of slam dunk

1972, in the meaning defined at sense 1

Keep scrolling for more

Learn More about slam dunk

Statistics for slam dunk

Last Updated

7 Apr 2019

Look-up Popularity

Time Traveler for slam dunk

The first known use of slam dunk was in 1972

See more words from the same year

Keep scrolling for more

More Definitions for slam dunk

slam dunk


English Language Learners Definition of slam dunk

US, informal : something that is sure to happen or be successful

Keep scrolling for more

More from Merriam-Webster on slam dunk

Rhyming Dictionary: Words that rhyme with slam dunk

Thesaurus: All synonyms and antonyms for slam dunk

Spanish Central: Translation of slam dunk

Comments on slam dunk

What made you want to look up slam dunk? Please tell us where you read or heard it (including the quote, if possible).


likely to have or produce good results

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Latin Quiz

  • roman forum
  • Which of the following months comes from a Latin word for “ten”?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!