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
what a moron
Grammar usage guide and real-world examplesUSAGE SUMMARY
"what a moron" is a correct and usable phrase in written English.
It is typically used as an exclamation to express strong disapproval or disdain towards someone's foolish or stupid behavior. Example: "I can't believe he tried to fix the car with a hammer. What a moron!".
✓ Grammatically correct
News & Media
Alternative expressions(7)
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
11 human-written examples
What a moron".
News & Media
What a moron.'" Despite being the definition of "niche concern", Vic and Bob's originality, their taste for the brilliantly stupid, has infected us all.
News & Media
"SO much of what's defined as a family sitcom now has become a wife telling a husband what a moron he is," said the television producer Mike Scully.
News & Media
You have defended him to your work friends, but he's earned his reputation for cornering people and monologuing about things like what a moron his daughter's preschool teacher is.
News & Media
For people who merely read about them, they become either cautionary tales of innocents in the wrong place at the wrong time (what a pity!), or morality plays depicting the limitless stupidity of strangers (what a moron!).
News & Media
Cartier's rampage has proved unpopular, not just with Dessler ("What a moron!") and Bérubé ("I'm not trying to give him a makeover, I'm trying to give him a hand"), but with Ottawa's apparently substantial population of poetry fans and good Samaritans.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
46 human-written examples
I finished it months ago and it ought really to be off my desktop now, but I'm not sure how to get rid of the shortcut without deleting the file (see what a technological moron I am?).
News & Media
Following a report that Tillerson had disparaged the President's intelligence, Shen, of Fudan University, asked me, "What is a moron?" By early November, Trump was preparing for his first trip to Beijing.
News & Media
This is one of the north's defining characteristics: it doesn't matter which part you come from, there's always someone more northern to tell you what a soft southern moron you are.
News & Media
"What are you, a moron?" From this, I infer that his day has already been ruined by reminders of this cultural juggernaut.
News & Media
They obviously want to buy off the shelf to cover themselves legally, but what kind of a moron would send a ripped-off global email in a time of such strife?
News & Media
Expert writing Tips
Best practice
Be aware that while "what a moron" is grammatically correct, it carries a strong negative connotation and can be perceived as disrespectful. Consider softening the language or focusing on the action rather than labeling the person.
Common error
Relying too heavily on phrases like "what a moron" can make your writing sound repetitive and simplistic. Vary your vocabulary and sentence structure to express disapproval in more nuanced ways.
Source & Trust
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "what a moron" functions primarily as an exclamation, expressing strong disapproval, contempt, or frustration towards someone's perceived stupidity or foolishness. As Ludwig AI explains, it's grammatically correct and used to voice negative sentiment. The examples highlight its use in reactions to perceived errors or foolish actions.
Frequent in
News & Media
100%
Less common in
Science
0%
Formal & Business
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "what a moron" is an exclamatory phrase used to express strong disapproval or contempt. Ludwig AI confirms its grammatical correctness. While semantically loaded, its appropriateness hinges on the context, as it is predominantly suitable for informal communications. It shows up frequently in News & Media. Alternatives include "what an idiot" or simply expressing the disbelief in other terms rather than labelling someone's mental capacity. When writing, avoid overusing such expressions and consider the potential offensiveness in professional or formal settings.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
what an idiot
Replaces "moron" with a more common synonym, "idiot", maintaining the same level of intensity.
what a fool
Substitutes "moron" with "fool", offering a slightly more old-fashioned expression of the same sentiment.
how stupid
Shifts from a noun-focused exclamation to an adjective-focused one, emphasizing the degree of stupidity.
that was dumb
Changes the structure to a statement about a specific action, rather than a general assessment of the person.
what a simpleton
Replaces "moron" with "simpleton", providing a less harsh, albeit somewhat archaic, alternative.
what a nincompoop
Substitutes "moron" with "nincompoop", offering a more playful and less offensive expression.
what a blockhead
Replaces "moron" with "blockhead", providing a humorous alternative.
what a dolt
Substitutes "moron" with "dolt", a synonym denoting a stupid or foolish person.
unbelievable
Expresses disbelief at someone's actions, implying stupidity without directly stating it.
i can't believe it
Expresses a similar sentiment of disbelief or frustration, but focuses on the action rather than the person.
FAQs
How can I use "what a moron" in a sentence?
You can use "what a moron" as an exclamation to express strong disapproval or disbelief. For example, "He forgot his keys again; "what a moron"!"
What's a less offensive way to say "what a moron"?
Consider alternatives like "what an idiot", "how stupid", or simply express your disbelief without labeling the person.
Is it ever appropriate to use the phrase "what a moron" in professional communication?
Generally, no. The phrase is highly informal and carries a strong negative connotation, making it unsuitable for professional settings. Opt for more neutral and constructive language.
What's the difference between "what a moron" and "what a fool"?
Both phrases express disapproval, but "what a fool" is slightly more old-fashioned and can be perceived as less harsh than "what a moron".
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
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested