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
lucky guess
Grammar usage guide and real-world examplesUSAGE SUMMARY
"lucky guess" is correct and usable in written English.
You can use it when you wish to express that you have made a guess and it turned out to be correct. For example, "I figured out the answer to the math problem on my first try - it was just a lucky guess!".
✓ Grammatically correct
News & Media
Science
Wiki
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
37 human-written examples
A lucky guess that I couldn't repeat?
News & Media
43D: Honestly, a lucky guess for me.
News & Media
"Must have been a lucky guess".
News & Media
The shrimp was just spicy enough, and it paired nicely with the chardonnay (lucky guess).
News & Media
Furthermore, I suppose, it wasn't the sort of thing Frankel might tumble to with a lucky guess.
News & Media
A lucky guess, it's tempting to say — the psychic's usual shot in the dark.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
23 human-written examples
By design, our study avoids lucky guesses.
Science
Her trainer should make sure she focuses not just on the 10 misses, but also any correct answers that she can admit were lucky guesses.
News & Media
But when the empirical research is flawed, it can be used as an excuse for policies that are at best lucky guesses, likely to be mistaken, and at worst can be vehicles for corruption.
News & Media
The true outlines of the southern continent are more recognizable, raising endless debate and speculation over whether the mapmakers had secret knowledge of the western coast, or if they simply made lucky guesses.
News & Media
But lucky guesses do not count as knowledge.
Science
Expert writing Tips
Best practice
Use "lucky guess" to acknowledge that an accurate prediction or solution was achieved without substantial knowledge or reasoning. It's often used to express humility or downplay expertise.
Common error
Avoid using "lucky guess" sarcastically when genuine skill or effort contributed significantly to the outcome. It can undermine your accomplishments or the achievements of others.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "lucky guess" functions primarily as a noun phrase, often used as a subject complement or an appositive. It describes an outcome or answer achieved through chance rather than skill or knowledge. Ludwig examples confirm its usage in various contexts, indicating a reliance on fortuitous circumstances.
Frequent in
News & Media
50%
Science
30%
Wiki
20%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, "lucky guess" is a common noun phrase used to describe a correct answer or successful outcome achieved primarily through chance rather than skill or knowledge. Ludwig AI identifies the phrase as grammatically correct and suitable for use in various contexts, though primarily in informal settings. While it appears frequently in News & Media and Science, it's less common in formal business or academic writing. Related phrases include "fortunate prediction" and "chance discovery", offering alternative ways to express the role of luck. When using "lucky guess", be mindful of the context and avoid using it sarcastically or in situations where genuine skill was involved.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
fortunate prediction
Emphasizes the positive outcome of a prediction that happened by chance.
fluke
Highlights the accidental nature and unexpected success of the event.
chance discovery
Focuses on the accidental finding or realization of something.
accidental find
Underscores the unintentional nature of locating or understanding something.
happenstance
Highlights the role of coincidence in reaching a conclusion.
coincidental insight
Emphasizes that the understanding or idea occurred by chance.
serendipitous discovery
Highlights the fortunate and unexpected nature of a finding.
random shot in the dark
Stresses the lack of planning or informed reasoning behind the guess.
blind shot
Focuses on the lack of information or sight when making a guess.
potluck solution
Refers to a solution obtained in a haphazard way, similar to a potluck meal.
FAQs
How can I use "lucky guess" in a sentence?
You can use "lucky guess" to describe a correct answer or prediction that was made without any real knowledge or skill. For example, "I didn't know the answer, it was just a "lucky guess"".
What can I say instead of "lucky guess"?
You can use alternatives like "fluke", "chance discovery", or "accidental find" depending on the context.
Is it appropriate to use "lucky guess" in a formal setting?
While "lucky guess" is generally understood, it's more suitable for informal settings. In formal contexts, consider using phrases like "fortunate prediction" or "coincidental insight" to convey a similar meaning with a more professional tone.
What's the difference between "lucky guess" and "educated guess"?
"Lucky guess" implies a completely random and uninformed estimation, while "educated guess" suggests that the estimation is based on some knowledge or experience, even if incomplete.
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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested