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Synonyms

flop

1 American  
[flop] / flɒp /

verb (used without object)

  • flops,
    present (3rd person singular)
  • flopped,
    past participle,  past
  • flopping
    present participle
  1. to fall or plump down suddenly, especially with noise; drop or turn with a sudden bump or thud (sometimes followed bydown ).

    The puppy flopped down on the couch.

  2. to change suddenly, as from one side or party to another (often followed byover ).

  3. to be a complete failure; fail.

    The play flopped dismally.

  4. Informal. to sleep or be lodged.

    to flop at a friend's house.

  5. to swing loosely; bounce; flap.

    His long hair flops in his eyes when he runs.


verb (used with object)

  • flops,
    present (3rd person singular)
  • flopped,
    past participle,  past
  • flopping
    present participle
  1. to drop with a sudden bump or thud.

    He flopped his books on a chair.

  2. to dispose (oneself ) in a heavily negligent manner.

    to flop oneself in a chair.

  3. to invert (the negative of a photograph) so that the right and left sides are transposed.

noun

  1. an act of flopping.

  2. the sound of flopping; a thud.

  3. a failure.

    The new comedy was a flop.

    Synonyms:
    dog, bomb, debacle, disaster, fiasco
  4. Informal. a place to sleep; temporary lodging.

    The mission offered a flop and a free breakfast.

  5. Basketball. an exaggerated or dramatic fall intended to persuade officials to penalize the opposing team for a foul.

    His comically oversold flop didn’t fool the referees at all.

flop 2 American  
[flahp] / flɑp /

noun

  • flops
    plural
  1. Computers. flops.

  2. Mathematics. a single mathematical operation involving floating-point numbers.


flop British  
/ flɒp /

verb

  1. (intr) to bend, fall, or collapse loosely or carelessly

    his head flopped backwards

  2. to fall, cause to fall, or move with a sudden noise

    the books flopped onto the floor

  3. informal (intr) to fail; be unsuccessful

    the scheme flopped

  4. (intr) to fall flat onto the surface of water, hitting it with the front of the body

  5. slang to go to sleep

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. the act of flopping

  2. informal a complete failure

  3. slang a place to sleep

  4. athletics See Fosbury flop

  5. poker the first three community cards dealt face-up in a round of any of several varieties of poker, including Texas hold 'em

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Usage

What does flop mean? To flop is to plump down or fall suddenly, often making a noise, as in After the long hike, Sasha flopped on the grass to rest. To flop can also mean to drop something with a sudden bump, as in Dola flopped her books to the floor to make room on the desk. To flop also means to fail completely, as in The new play flopped because the actors didn’t know their lines and no one came after opening night. Flop can be used as a noun to refer to any of these actions, as well. Example: I flopped on the couch after a long day of work.

Other Word Forms

Derived Forms

Inflected Forms

Nouns

Participles

Conjugated Forms

Present

Past

Future

Etymology

Origin of flop

First recorded in 1595–1605; variant of flap; flop def. 11 was first recorded in 1890–95.

Explanation

To flop is to drop or hang heavily and loosely. If you're exhausted at the end of the day, you might flop into a chair as soon as you walk into your house. Your long hair might flop into your eyes, and if you catch a fish, you'll have to watch it flop around in your boat before it stops breathing. A tired child might begin to sob and flop onto the floor in frustration. You can also call a disaster a flop: "We worked so hard on that play, but it turned out to be a total flop." The earliest meaning of flop was "to flap."

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Her story: The film was a massive flop.

From The Wall Street Journal Aug. 25, 2026

For someone who never held political office — a 1999 bid for San Francisco mayor was a notable flop — Reilly wielded considerable influence.

From Los Angeles Times Jul. 26, 2026

Ostensibly, Vance’s appearance was part of a promotional tour for his new memoir, “Communion: Finding My Way Back to Faith,” which, as Amanda Marcotte explains for Salon, is already a flop.

From Salon Jun. 17, 2026

If those IPOs flop, it would have huge consequences throughout the stock market as investors re-evaluate the future of the AI trend.

From Barron's Jun. 11, 2026

The pigeon banana-peeling off the comic book stack in a clownish flop.

From "Wringer" by Jerry Spinelli

Sony wrote off most of its investment just five years later following a string of box-office flops and profligate spending, before a turnaround helped by hits like 1997 blockbuster “Men In Black.”

From The Wall Street Journal Aug. 14, 2026

The bison then repeatedly flops on its side in an agitated fashion before hopping to its feet.

From BBC Jul. 13, 2026

The firm’s culture is on display across its 40,000-square-foot trading floor, where young staffers—mostly male—sit at their desks in T-shirts, some in shorts and flip flops.

From The Wall Street Journal Jun. 20, 2026

However, he also saw his fair share of flops: Henry Winkler’s “Monty, “Cafe Americain” with Valerie Bertinelli and a slew of promising pilots that never got off the ground.

From Los Angeles Times Jun. 19, 2026

He tries to tuck his hair behind his ears, but it’s not quite long enough and flops out again.

From "Amina's Song" by Hena Khan

Nolan said the company gave up on focus groups years ago, after a series of products went gangbusters among testers but flopped in the real world.

From The Wall Street Journal Aug. 19, 2026

Getting bangs was a local rite of passage; even if they flopped, I’d be setting out on the same Hero’s Journey as most of my new neighborhood.

From Los Angeles Times Aug. 13, 2026

After a long winning run in 2025, England flopped in the Six Nations earlier this year, winning just one match, but recovered to win two out of their three Nations Championship games in July.

From BBC Aug. 12, 2026

Except, of course, keeping a massive outdoor pool pristine and leak-free is complicated, and Trump’s renovation flopped: The algae came back, joined by pieces of the pool’s new lining floating in the water.

From Slate Aug. 4, 2026

Howard motioned for me to sit next to him, but I flopped down in the seat behind him.

From "Wish" by Barbara O'Connor

It’s also planning a second Jeep EV, despite its first one flopping badly.

From The Wall Street Journal Aug. 13, 2026

Gee, thanks—not much different than popping up after flopping on the soccer pitch.

From The Wall Street Journal Jul. 12, 2026

Both teams … the Heat and the Wizards … conspired with their flopping and intentional fouling to get him to 83.

From Los Angeles Times Mar. 14, 2026

We thought flopping and foul-baiting made for unethical hoops, but those are but basketball misdemeanors; Adebayo’s big night was felonious.

From Los Angeles Times Mar. 11, 2026

I adjusted the microphone on his collar, but it kept flopping over.

From "Tuesdays with Morrie" by Mitch Albom

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