The Devil Is an Ass When Pigs Fly: Why Impossible Odds Get a Demonic Upgrade
You ever hear someone say "when pigs fly" and wonder if they're being literal? In practice, like, are we seriously waiting for farm animals to learn to fly before this conversation ends? That's exactly the kind of question that makes idioms both frustrating and fascinating. But what happens when you flip the script and throw the devil himself into the mix? Suddenly, you're not just talking about impossible odds—you're talking about the universe rearranging its fundamental laws just to spite you Nothing fancy..
The phrase "the devil is an ass when pigs fly" isn't just a quirky twist on a classic idiom. It's a window into how we use humor and hyperbole to process disappointment, ambition, and the gap between what we want and what's actually possible. And honestly? It's the kind of phrase that sticks in your brain because it's simultaneously ridiculous and weirdly profound.
What Is "The Devil Is an Ass When Pigs Fly"?
Let's cut through the noise: this is a comedic riff on the idiom "when pigs fly," which means something will never happen. The original expression uses pigs as the ultimate impossibility—a creature that defies flight, logic, and common sense all at once. But when you replace "pigs" with "the devil," you're not just changing one impossible thing for another. You're escalating the absurdity Surprisingly effective..
Here's the thing about the devil in this context: he's already the epitome of rebellion, chaos, and impossibility. Even so, in many traditions, he's literally the opposite of divine order. So saying "the devil is an ass" is like saying the ultimate symbol of cunning and power is completely useless. Pair that with pigs flying, and you've created a double impossibility that's almost poetic in its ridiculousness The details matter here. But it adds up..
The phrase works on multiple levels. Literally, it's a joke about two things that will never happen: pigs learning to fly, and the devil being stupid enough to be an ass. Even so, figuratively, it's a way of saying "this is so unlikely, even the most impossible scenarios are more probable. " It's the linguistic equivalent of rolling snake eyes twice in a row while the casino is on fire.
Why This Phrase Matters More Than You'd Think
In practice, people don't just throw this phrase around randomly. That said, it serves specific communicative purposes. When someone says "the devil is an ass when pigs fly," they're usually responding to a request, promise, or expectation that's so far-fetched it's almost offensive in its audacity.
Think about it: if someone asks you to finish a month's worth of work in a day, and you respond with this phrase, you're not just declining. You're doing it with theatrical flair that makes the impossible seem quaint. It's the difference between saying "no" and saying "no" while wearing a cape made of eye rolls.
But here's what most people miss: the phrase also reveals something about how we process hope versus reality. Because of that, we all have those moments where someone asks us to believe in something so unlikely that our brains short-circuit trying to respond politely. This idiom gives us permission to acknowledge that short-circuiting with humor That's the whole idea..
It's also worth noting that the phrase gains power from cultural familiarity. Now, if you're not versed in the "when pigs fly" idiom, the whole thing falls flat. This means it functions as a kind of linguistic shibboleth—an in-group marker that says "yeah, we both get that this is ridiculous That's the whole idea..
How the Phrase Works in Real Life
The mechanics of this phrase are deceptively simple. You take the structure of an impossible scenario and amplify it by layering impossibilities. The original "when pigs fly" already pushes credibility into orbit, but adding the devil as a co-star creates what linguists call a "cooperative principle violation"—we're deliberately being illogical because everyone understands the point Simple, but easy to overlook..
Here's how it typically plays out:
Someone makes an unreasonable request → You respond with the phrase → Everyone laughs because the absurdity highlights the unreasonableness
The key is timing and tone. Now, delivered with a grin, it's playful. Delivered deadpan, it can be cutting. Either way, it's more memorable than a simple "yeah, right.
The phrase also works as a form of emotional regulation. Instead of getting frustrated by impossible requests, you transform that frustration into something shareable and even funny. It's the difference between groaning and telling a joke Small thing, real impact. Simple as that..
Common Mistakes People Make With This Phrase
Here's the thing about using "the devil is an ass when pigs fly"—it's easy to get wrong in ways that make you sound either confused or trying too hard.
The biggest mistake is misunderstanding the hierarchy of impossibility. Some people think "the devil is an ass" is the main joke, with "when pigs fly" as the setup. But the real punchline is the combination. You can't separate them without losing the effect.
Another common error is using it in situations that aren't actually impossible. If someone asks you to come to a party, and you respond with this phrase, people might think you're being melodramatic rather than humorous. The request has to genuinely push the boundaries of what's reasonable And that's really what it comes down to. Simple as that..
Then there's the timing issue. On top of that, drop this phrase too early in a conversation, and it feels premature. Wait too long, and you've already communicated your disbelief through other means. The sweet spot is when the impossibility hits you right in the gut, and you need a moment to process.
Finally, some people ruin the phrase by over-explaining it. That said, the beauty is in the brevity. Still, if you find yourself saying "you know, this is like the idiom about pigs flying, but with the devil... " you've already lost the battle.
Practical Ways to Use This Phrase Effectively
If you're going to wield this phrase, you need strategy. Here's what actually works:
Save it for truly impossible scenarios. Don't waste this weapon on minor inconveniences. Reserve it for moments when someone's request makes you genuinely wonder if they've been reading your thoughts.
Match your delivery to your relationship. With close friends, you can lean into the absurdity. With colleagues, you might want to dial it back slightly.
Use it as a conversation starter. Sometimes the phrase itself sparks interesting discussions about what we consider possible versus impossible The details matter here..
Don't force it. The phrase works because it's natural, not because it's clever. If you're forcing it, people will feel it Most people skip this — try not to..
Frequently Asked Questions
Is this a real idiom?
Not officially. It's a creative twist on "when pigs fly," which itself is a well-established idiom meaning "never."
Where did it come from?
The origins are murky, but it's part of the broader family of impossible-scenario idioms. Someone somewhere thought "devil" made a funnier substitute than "pigs."
Can I use it in formal writing?
Probably not It's one of those things that adds up..
When to Avoid It
Even the most seasoned jokesters need a pause. On top of that, if the conversation is already tense, or if someone is dealing with a genuine problem, throwing in a laugh‑off can feel dismissive. Likewise, in cultures where superstitions or religious sentiments run deep, referencing the devil—even in jest—might cross a line. When in doubt, keep the phrase in your back‑up playbook and opt for a more neutral expression of disbelief Simple as that..
A Quick Reference Cheat Sheet
| Situation | Suggested Response |
|---|---|
| Your boss asks you to finish a month‑long project by tomorrow | “The devil is an ass when pigs fly.” |
| A friend proposes a midnight road trip to a town that’s 200 miles away | “The devil is an ass when pigs fly.Also, ” |
| Someone insists on a “quick” coffee break that lasts 30 minutes | “The devil is an ass when pigs fly. ” |
| You’re asked to pronounce a word that doesn’t exist in any dictionary | “The devil is an ass when pigs fly. |
P.S. If you’re ever unsure, a quick Google search for “devil is an ass when pigs fly” will confirm that you’re in the right ballpark—because, yes, the phrase is a modern meme rather than a classic proverb That alone is useful..
The Bottom Line
“The devil is an ass when pigs fly” is a playful, hyperbolic way to signal that something is so unlikely it’s almost mythical. Its charm lies in the absurdity of combining two unlikely images—an animal that flies and a mischievous devil—into one punchline. Use it sparingly, with the right audience, and in the right context, and you’ll add a splash of humor to any conversation that’s veering into the impossible That's the whole idea..
This is where a lot of people lose the thread.
Remember: the phrase is a linguistic party trick, not a universal solution. When you’re not sure whether to laugh or listen, err on the side of respect. After all, even the devil can be a bit more dignified than an ass when pigs fly.