Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
pipe dream
Grammar usage guide and real-world examplesUSAGE SUMMARY
"pipe dream" is a correct and usable phrase in written English.
You can use it when referring to an improbable or fanciful hope. For example, "Her plan to become a professional dancer was just a pipe dream."
✓ Grammatically correct
News & Media
Alternative expressions(20)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
Pipe dream.
News & Media
That's no pipe dream.
News & Media
That's a pipe dream.
News & Media
This is no pipe dream.
News & Media
"It's not a pipe dream.
News & Media
Or just a pipe dream?
News & Media
Is this a pipe dream?
News & Media
That is a pipe dream.
News & Media
It was a pipe dream.
News & Media
Is that a pipe dream?
News & Media
But it's a pipe dream.
News & Media
Expert writing Tips
Best practice
When using "pipe dream", ensure that the context clearly establishes the unrealistic or unattainable nature of the plan or idea. It adds emphasis to the impracticality of the aspiration.
Common error
Avoid using "pipe dream" for plans that are simply challenging but potentially achievable. The phrase implies a near impossibility, not just a difficult task.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "pipe dream" functions as a noun, typically used as a predicate nominative or object of a preposition. It characterizes something as an unrealistic or unattainable aspiration. As Ludwig AI explains, it refers to plans that are unlikely to work.
Frequent in
News & Media
80%
Science
10%
Formal & Business
5%
Less common in
Academia
2%
Encyclopedias
1%
Wiki
2%
Ludwig's WRAP-UP
In summary, "pipe dream" is a common and grammatically correct noun phrase used to describe an unrealistic or unattainable goal. According to Ludwig AI, it is suitable for diverse registers, primarily appearing in news and media contexts, conveying skepticism about the feasibility of particular ambitions. The expert rating confirms its reliability and clear application. When employing this phrase, ensure the context justifies the strong implication of impossibility, differentiating it from mere challenges. Remember that, as Ludwig's examples highlight, it is a powerful way to express doubt about the realization of ambitious plans.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
unrealistic aspiration
Focuses on the impracticality of the goal, emphasizing its disconnect from reality.
unattainable goal
Highlights the impossibility of reaching the desired outcome.
far-fetched idea
Suggests the idea is unlikely and strains credibility.
impractical scheme
Emphasizes that the plan is not feasible or workable in practice.
fantasy
Implies the idea exists purely in imagination and lacks grounding in reality.
illusory hope
Indicates that the hope is deceptive and misleading, likely to lead to disappointment.
fool's errand
Suggests the pursuit is pointless and destined to fail.
castle in the sky
Evokes an image of something beautiful but impossible to build or achieve.
pie in the sky
Similar to "castle in the sky", representing a future benefit that is unlikely to materialize.
quixotic endeavor
Characterizes the undertaking as idealistic to the point of being impractical or foolish.
FAQs
How can I use "pipe dream" in a sentence?
Use "pipe dream" to describe a plan, desire, or idea that is very unlikely to succeed. For example: "His ambition to become a famous actor was just a "pipe dream"".
What are some alternatives to saying "pipe dream"?
You can use alternatives like "unrealistic aspiration", "unattainable goal", or "far-fetched idea" depending on the context.
Is "pipe dream" a formal or informal expression?
"Pipe dream" is generally considered an informal expression suitable for everyday conversation and writing, but it can also appear in news media. It might not be appropriate for highly formal or academic contexts.
What's the origin of the phrase "pipe dream"?
The phrase "pipe dream" originated in the late 19th century, referring to the visions and fantasies experienced by opium smokers. Over time, it evolved to describe any unrealistic or fanciful hope.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested