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
i'm cracking up
Grammar usage guide and real-world examplesTable 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
2 human-written examples
I have to catch myself because I'm cracking up in rehearsals.
Wiki
And I got paint on my face and I'm cracking up and I'm in the place I feel totally comfortable.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
"I uploaded the photos and I was cracking up," she said.
News & Media
She texted me the following: "I was cracking up walking here.
News & Media
I was cracking up the whole time; my cheeks actually hurt.
News & Media
I was cracking up, burned out, and bereft because my nearest Indian restaurant was 40 miles away.
News & Media
He added, "I was cracking up from beginning to end on this one".
Wiki
No. Pesos!" Omg @NicolleDWallace I was cracking up with you!! @SteveSchmidtSES is a national treasure.
News & Media
This morning, for example, I was cracking up reading the blow-by-blow "coverage" of yesterday's Republican debate by comedian Andy Borowitz.
News & Media
Is freshers' week all it's cracked up to be, or is it just a waste of time and money?
News & Media
Is crowd-funding all it's cracked up to be?
News & Media
Expert writing Tips
Best practice
Use "I'm cracking up" to express amusement in informal settings. It conveys a lighthearted and relatable tone.
Common error
While "I'm cracking up" is a common expression, it's generally unsuitable for formal writing or professional communication. Opt for more neutral or sophisticated language in those situations.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I'm cracking up" functions as an idiomatic expression to indicate that the speaker finds something extremely funny and is laughing uncontrollably. As Ludwig examples show, it conveys amusement and lightheartedness.
Frequent in
News & Media
50%
Wiki
25%
Science
25%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "I'm cracking up" is an informal expression used to convey that the speaker finds something very funny and is laughing uncontrollably. Ludwig examples show it's commonly found in News & Media and Wiki sources, indicating its informal register. To express this sentiment in more formal settings, consider alternative phrases. Keep in mind the context in which it's used, to ensure that it aligns with the level of formality required by the situation. The phrase is grammatically correct and understood to convey amusement and lightheartedness.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
I'm laughing so hard
Focuses specifically on the act of laughing intensely, emphasizing the physical response to humor.
I'm in hysterics
Indicates a state of uncontrolled laughter or amusement, suggesting a higher level of emotional response.
I'm rolling with laughter
Emphasizes the physical aspect of laughter, suggesting a strong reaction to something funny.
I'm highly amused
A more formal way of expressing amusement, suitable for different social contexts.
I find it hilarious
Directly states that something is extremely funny from the speaker's perspective.
I'm chuckling to myself
Describes quiet amusement, as if enjoying a private joke or memory.
I'm doubled over with laughter
Highlights the physical intensity of laughter, suggesting extreme amusement.
I can't stop laughing
Expresses the inability to control laughter, emphasizing its persistence.
I'm tickled pink
An idiomatic expression indicating great amusement and pleasure.
I'm bursting with laughter
Indicates a sudden and strong urge to laugh, almost uncontrollable.
FAQs
What does "I'm cracking up" mean?
The phrase "I'm cracking up" means that you find something very funny and are laughing a lot.
What can I say instead of "I'm cracking up"?
You can use alternatives like "I'm laughing so hard", "I'm in hysterics", or "I'm rolling with laughter" depending on the context.
Is it appropriate to use "I'm cracking up" in formal writing?
No, "I'm cracking up" is generally considered too informal for formal writing. Use more neutral or professional language instead.
Is "I'm cracking up" the same as "I'm breaking down"?
No, "I'm cracking up" means you're finding something very funny, while "I'm breaking down" typically means you're experiencing an emotional or mental collapse.
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