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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
as dumb as
Grammar usage guide and real-world examplesUSAGE SUMMARY
"as dumb as" is a correct and usable phrase in written English.
It can be used to compare two people or things in an informal, colloquial way, implying that one of them is not very smart. For example: "His answer was as dumb as a box of rocks."
✓ Grammatically correct
News & Media
Academia
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
59 human-written examples
As dumb as they get.
News & Media
Yes, it's as dumb as it sounds.
News & Media
Cancer treatment as dumb as being bled.
News & Media
It was as dumb as that.
News & Media
We're not as dumb as that".
News & Media
The voters may not be as dumb as you think.
Whatcha gonna do wit a guy as dumb as dat?
News & Media
"The kid is not as dumb as you think".
News & Media
"Someone as dumb as me should be able to use technology," he says.
News & Media
(An ex sniffily describes him as "dumb as a box of hair").
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
"You're not as dumb as you look," Ali murmurs.
News & Media
Expert writing Tips
Best practice
When using "as dumb as", consider your audience; the phrase is informal and may not be suitable for all contexts. For a more formal tone, opt for alternatives like "unintelligent" or "lacking intelligence".
Common error
Avoid using "as dumb as" in formal or professional writing. The phrase is colloquial and can undermine your credibility. Choose more precise and professional language to convey a lack of intelligence or understanding.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as dumb as" functions as a simile, comparing the intelligence of one subject to something considered unintelligent. Ludwig provides numerous examples of this comparative usage. The comparative degree expresses a quality in order to describe the first subject.
Frequent in
News & Media
60%
Academia
20%
Science
10%
Less common in
Formal & Business
5%
Encyclopedias
3%
Wiki
2%
Ludwig's WRAP-UP
In summary, the phrase "as dumb as" is a grammatically sound and very common simile used for informal comparisons indicating a lack of intelligence. As Ludwig AI confirms, the phrase is acceptable for use, though its informality warrants careful consideration of the intended audience. While its use is prevalent in News & Media and academic contexts, it is less common in formal business settings. For more professional environments, synonyms like "unintelligent" or "lacking intelligence" provide more appropriate alternatives. Be mindful of the potential for misinterpretation and select language that aligns with the overall tone and purpose of your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
not the sharpest tool in the shed
Idiomatic expression implying someone isn't very smart.
not very bright
Focuses on lack of intelligence rather than a comparative simile.
lacking intelligence
More formal way of expressing a lack of smarts.
brainless
Implies a complete lack of thought or intelligence.
foolish
Emphasizes a lack of good judgment or common sense.
dense
A concise, informal adjective to describe someone unintelligent.
unintelligent
A direct, formal term for lacking intelligence.
empty-headed
Suggests a lack of serious thought or intelligence.
slow-witted
Describes someone who takes a long time to understand things.
witless
A more literary or old-fashioned term for lacking wit or intelligence.
FAQs
How can I use "as dumb as" in a sentence?
You can use "as dumb as" to compare someone or something to another entity known for its lack of intelligence. For example, "He's "as dumb as a post"" or "That idea is "as dumb as it" sounds."
What are some alternatives to the phrase "as dumb as"?
Depending on the context, you could use alternatives such as "not very bright", "lacking intelligence", or "foolish".
Is it correct to say "as dumb as"?
Yes, "as dumb as" is a grammatically correct and commonly used phrase. However, consider your audience and the formality of the situation as it's considered informal. It is suitable for colloquial and informal contexts.
What does "as dumb as a box of rocks" mean?
"As dumb as a box of rocks" is an idiom that means someone is extremely stupid or unintelligent. It's similar to saying someone is "not the sharpest tool in the shed".
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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
4.5/5
Expert rating
Real-world application tested