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
definitely will
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "definitely will" is correct and usable in written English.
You can use it to express certainty about a future action or event. Example: "I definitely will attend the meeting tomorrow."
✓ Grammatically correct
News & Media
Academia
Science
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
I definitely will, Thanks!
Academia
Now I definitely will".
News & Media
It definitely will not.
News & Media
This one definitely will.
News & Media
"I definitely will celebrate now.
News & Media
If so I definitely will subscribe.
News & Media
But in the future, we definitely will.
News & Media
It definitely will be looked at.
News & Media
I mean it definitely will linger".
News & Media
I definitely will not see him.
News & Media
I'm not saying I definitely will.
News & Media
Expert writing Tips
Best practice
Use "definitely will" when you want to express a high degree of certainty about a future event. It's stronger than "probably will" and implies a firm commitment or expectation.
Common error
While "definitely will" is perfectly acceptable, overuse can make your writing sound less sophisticated. Consider using synonyms like "certainly will" or restructuring your sentence to use a more formal tone in professional or academic contexts.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "definitely will" functions as an auxiliary phrase expressing a strong sense of certainty or determination about a future action or event. As indicated by Ludwig, it is grammatically correct and commonly used.
Frequent in
News & Media
66%
Academia
1%
Science
3%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "definitely will" is a grammatically sound and frequently employed expression used to convey certainty about a future event or action. As Ludwig AI confirms, it is appropriate for various contexts, particularly in news and media, although overuse in formal writing should be avoided. Alternatives such as "certainly will" or "absolutely will" can offer subtle variations in tone. Its primary function is to assure the listener or reader of a firm intention or prediction. With a wide range of examples available, Ludwig underscores the versatility and reliability of "definitely will" in everyday language.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
certainly will
Replaces "definitely" with "certainly", offering a slightly more formal tone while maintaining the same level of assurance.
absolutely will
Substitutes "definitely" with "absolutely", amplifying the sense of certainty and determination.
undoubtedly will
Replaces "definitely" with "undoubtedly", emphasizing the lack of doubt about the future action.
without a doubt, will
Adds the introductory phrase "without a doubt" to reinforce the certainty of the action.
most assuredly will
Uses "most assuredly" instead of "definitely", providing a more emphatic and formal declaration.
I'm sure I will
Shifts the focus to a personal assurance, emphasizing the speaker's confidence in their action.
I am certain I will
Expresses a personal conviction about a future action, highlighting the speaker's certainty.
it is certain that I will
Rephrases the sentence to emphasize the certainty of the speaker's future action.
I fully intend to
Focuses on the intention to perform an action, conveying a strong commitment.
it is my intention to
Similar to 'I fully intend to', this emphasizes the speaker's planned course of action.
FAQs
How can I use "definitely will" in a sentence?
Use "definitely will" to express strong certainty about a future action. For example, "I "definitely will" attend the meeting" indicates a firm intention to be present.
What are some alternatives to "definitely will"?
You can use alternatives such as "certainly will", "absolutely will", or "undoubtedly will" to convey a similar sense of certainty.
Is there a difference between "definitely will" and "certainly will"?
While both phrases express a high degree of certainty, "certainly will" can be perceived as slightly more formal than ""definitely will"". The choice depends on the context and desired tone.
When should I avoid using "definitely will"?
Avoid overusing "definitely will" in formal writing, as it may sound less sophisticated. In such cases, consider using more formal alternatives or restructuring your sentence to convey certainty in a more nuanced way.
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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested