\ ˈfläp How to pronounce flop (audio) \
flopped; flopping

Definition of flop

 (Entry 1 of 4)

intransitive verb

1 : to swing or move loosely : flap
2 : to throw or move oneself in a heavy, clumsy, or relaxed manner flopped into the chair
3 : to change or turn suddenly
4 : to go to bed a place to flop at night
5 : to fail completely the play flopped

transitive verb

: to move or drop heavily or noisily : cause to flop flopped the bundles down



Definition of flop (Entry 2 of 4)

: right, squarely fell flop on my face


noun (1)

Definition of flop (Entry 3 of 4)

1 : an act or sound of flopping
2 : a complete failure the movie was a flop
3 slang : a place to sleep especially : flophouse
4 : dung cow flop also : a piece of dung


noun (2)
plural flops

Definition of flop (Entry 4 of 4)

: a unit of measure for calculating the speed of a computer equal to one floating-point operation per second Supplied by IBM, with a billion flops (floating point operations per second) and a capacity to expand to 60 billion flops with the addition of other processors and memory, it will be among the 10 most sophisticated computers in the world.— Eleanor Wilson usually used in combination gigaflopA GPU [=graphics processing unit] can deliver hundreds of billions of operations per second—some GPUs more than a teraflop, or a trillion operations per second—while requiring only slightly more electrical power and cooling than a CPU.— Andrea Di Blas et al.

Keep scrolling for more

Other Words from flop


flopper noun

Synonyms & Antonyms for flop

Synonyms: Verb

flump, plank, plop, plump, plunk (or plonk)

Synonyms: Noun (1)

bomb, bummer, bust, catastrophe, clinker, clunker, debacle (also débâcle), disaster, dud, failure, fiasco, fizzle, frost, lemon, loser, miss, shipwreck, turkey, washout

Antonyms: Noun (1)

blockbuster, hit, smash, success, winner

Visit the Thesaurus for More 

Examples of flop in a Sentence


He flopped down onto the bed. She flopped into the chair with a sigh. All of their attempts have flopped miserably. The curtains were flopping around in the breeze.

Noun (1)

The movie was a total flop. It fell to the ground with a flop.
See More

Recent Examples on the Web: Verb

Her three companions are also well-suited to their roles, with the extremely flexible Mayueirs seeming to effortlessly flop around the stage as the not-always-sturdy scarecrow. Elizabeth Marie Himchak, Pomerado News, "REVIEW: Patio Playhouse presents charming ‘Wizard of Oz’ musical," 17 July 2019 The duo co-wrote the script but lost creative control of the film, which flopped. Chancellor Agard, EW.com, "How Arrow saved the TV superhero — and why it had to end," 17 July 2019 Traditionally, Twitter has flip-flopped on its fake news stance if the user is popular enough. Xavier Harding, Fortune, "Twitter, Unable to Control Its Worst Elements, Rolls out a Site Redesign," 16 July 2019 Between 2004 and 2009, Illinois, Kansas, Missouri, Rhode Island and Vermont defied the federal government and allowed residents to import from a Canadian retail pharmacy under a joint program, which flopped. Kaiser Health News, oregonlive.com, "These 3 states plan to import prescription medications from Canada; will more follow?," 29 June 2019 The swarm of bees attacked players throughout Emirates Riverside, which forced them to flop onto the ground in hopes of avoiding a gnarly welt. Michael Shapiro, SI.com, "Bees Invade Pitch at Cricket World Cup, Cause Delay in Sri Lanka and South Africa Match," 28 June 2019 Ambro flip-flopped between playing football in college or not. Shawn Mcfarland, courant.com, "Many of Connecticut’s best senior high school football players will be playing at the next level. But what about the ones who aren’t?," 28 June 2019 The show follows two Broadway actors who star in a musical about Eleanor Roosevelt that flops so badly their careers are at stake. Caitlin O'kane, CBS News, "Meryl Streep, Ariana Grande, Keegan-Michael Key join the cast of "The Prom" on Netflix," 26 June 2019 But in March 2019, a study in the Journal of the American Medical Association flip-flopped again, concluding that eating an egg a day is linked to a significantly higher risk of heart disease after all. Christine Byrne, Outside Online, "Are Eggs Bad for You? The Verdict Is Still Out.," 15 June 2019

Recent Examples on the Web: Noun

There's no sound more tied to summer's arrival than the gear-grinding smack of a rubber flip flop. Eliza Huber, refinery29.com, "14 Reasons To Try Summer's Most Hated Sandal Trend," 10 June 2019 The camera pans over the trio as the unnamed woman flip-flops between Puth and the recent Demi Lovato supporting act. Abby Jones, Billboard, "Charlie Puth & Kehlani Get Caught in a Funky Love Triangle in 'Done For Me' Video: Watch," 23 Apr. 2018 Spotify is not the first company to attempt to disrupt the IPO process; Google’s famous Dutch auction IPO was regarded as a flop and few companies followed its footsteps. Erin Griffith, WIRED, "Spotify Shunned an IPO. Now It's Just Another Public Company," 3 Apr. 2018 Some shoes do not give feet enough overall support, including flip-flops and sandals with no arch support. Jan Burns, Houston Chronicle, "Treat heel discomfort for improved mobility, less pain," 19 July 2019 Happening upon a bookkeeping discrepancy, Bloom innocently theorizes that a flop could reap bigger, if illicit, profits than could a legitimate hit. Daryl H. Miller, latimes.com, "Review: Small theaters think big with ‘Ragtime’ at the Chance and ‘The Producers’ at Celebration," 11 July 2019 The gunmen gathered up 110 girls, some as young as 11, dragged them into their trucks and sped away, leaving girls’ sandals and flip-flops scattered across the schoolyard in their wake. Jonathan Gopep, Dionne Searcey And Emmanuel Akinwotu, New York Times, "Boko Haram’s Seizure of 110 Girls Taunts Nigeria, and Its Leader," 18 Mar. 2018 Don't dress for the movie theater or the bookstore or the restaurants; dress for the water fountain: shorts, T-shirt, flip-flops. Arizona Republic, azcentral, "Summer in Arizona: Locals share 100 fun ways to survive the 100-degree heat in Phoenix," 1 July 2019 Pack these and a pair of flip flops and you should be set. Jakob Schiller, Outside Online, "The Simplest Summer Vacation Kit," 29 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'flop.' 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 flop


1602, in the meaning defined at intransitive sense 1


1728, in the meaning defined above

Noun (1)

1823, in the meaning defined at sense 1

Noun (2)

1976, in the meaning defined above

History and Etymology for flop


alteration of flap entry 2

Noun (2)

floating-point operation

Keep scrolling for more

Learn More about flop

Statistics for flop

Last Updated

7 Aug 2019

Look-up Popularity

Time Traveler for flop

The first known use of flop was in 1602

See more words from the same year

Keep scrolling for more

More Definitions for flop



English Language Learners Definition of flop

: to fall, lie, or sit down in a sudden, awkward, or relaxed way
informal : to fail completely
: to swing or move in a loose, awkward, or uncontrolled way


\ ˈfläp How to pronounce flop (audio) \
flopped; flopping

Kids Definition of flop

 (Entry 1 of 2)

1 : to flap about A fish flopped all over the deck.
2 : to drop or fall limply He flopped into the chair.
3 : fail entry 1 sense 1 The movie flopped.



Kids Definition of flop (Entry 2 of 2)

1 : the act or sound of flapping about or falling limply My backpack hit the ground with a flop.
2 : failure sense 1 The show was a flop.

Keep scrolling for more

More from Merriam-Webster on flop

Rhyming Dictionary: Words that rhyme with flop

Thesaurus: All synonyms and antonyms for flop

Spanish Central: Translation of flop

Nglish: Translation of flop for Spanish Speakers

Britannica English: Translation of flop for Arabic Speakers

Comments on flop

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


marked by turns or indirection

Get Word of the Day daily email!

Test Your Vocabulary

Summer 2019 Words of the Day Quiz

  • a-bowl-of-peach-sorbet-with-cut-peaches-next-to-it
  • Which is a synonym of desideratum?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Word Winder's CrossWinder

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!