Fine tune
phrasal verb 3rd person singular: fine-tunes | present participle: fine-tuning | past tense: fine-tuned | past participle: fine-tuned
Definition
To make small, precise changes to something in order to improve it or make it work better
Context Alive
You’ve been working on your CV for hours, but something still doesn’t feel quite right. So you sit down with a friend who works in HR and together you fine-tune every sentence—changing a word here, moving a bullet point there, tweaking the layout until it reads perfectly. Sometimes the big picture is already good. You just need those small adjustments to make everything click.
Meanings
1 meaning 1 Make Small Adjustments to Improve Something (Verb) — VERY COMMON Common ▼
This meaning is about making small, careful changes to improve something that’s already mostly done. Imagine spending your evening fine-tuning a presentation—changing fonts, fixing timings, polishing every detail until it feels just right. This is fine-tuning. You might fine-tune a recipe after tasting it, or a singer could fine-tune their performance before a big show. Or picture a coach who fine-tunes tactics at half-time, making tiny changes that could win the game. The word suggests careful, precise improvement—not big changes, just small tweaks that matter.
Vivid ExampleAfter months of practice, the band’s new song sounded good but not great. So they spent three more days in the studio fine-tuning every part—the drums got louder, the guitar solo got shorter, the chorus came in a bit earlier. When they finally played it live, the crowd went crazy, and the band knew those small changes had made all the difference.
Examples from the Street
“We need to fine-tune the presentation before the meeting tomorrow.”
We need to make small adjustments to perfect the slides before the gathering tomorrow
“The coach spent weeks fine-tuning the team’s strategy.”
The trainer spent weeks making small improvements to perfect the squad’s game plan
“I’m still fine-tuning my recipe — it’s almost perfect.”
I’m still making small tweaks to my cooking instructions — it’s nearly there
Common Patterns
fine-tune [something] → make small adjustments to improve something
fine-tune the details → perfect the small elements
fine-tune a plan/strategy/approach → make small improvements to a method
fine-tune a process/system → adjust a procedure for better results
still fine-tuning → still making adjustments (not finished yet)
be fine-tuning [something] → be in the process of making adjustments
spend time fine-tuning → dedicate effort to perfecting details
keep fine-tuning → continue making small improvements
fine-tune a model → adjust an AI/machine learning model for specific tasks
fine-tune the settings/parameters → adjust technical configurations
fine-tune performance → optimise how something works
Collocations
3 collocationsfine-tune the details
make small precise adjustments
fine-tune a strategy
refine a plan with minor improvements
fine-tune your skills
polish your abilities with practice
Example Sentences
12 examples
1
We’ve got the basic structure — now we just need to fine-tune the details
The main framework is ready — now we just have to perfect the smaller elements.
2
She spent hours fine-tuning her CV before sending it off
She dedicated ages to perfecting her résumé before submitting it.
3
The company is fine-tuning its strategy after the disappointing sales figures
The business is adjusting its approach following the underwhelming revenue numbers.
4
I’m still fine-tuning the design — it’s not quite right yet
I’m still making small tweaks to how it looks — it’s not perfect yet.
5
The engineers fine-tuned the system until it ran perfectly
The technical team adjusted the setup repeatedly until it operated flawlessly.
6
You can fine-tune the settings to match your preferences
You can adjust the configurations to suit your personal tastes.
7
The chef has spent years fine-tuning this recipe to perfection
The cook has dedicated years to perfecting this dish down to the last detail.
8
We’ll keep fine-tuning the product based on customer feedback
We’ll continue making small improvements to what we sell based on what buyers tell us.
9
The team fine-tuned their approach after losing the first two matches
The squad adjusted their methods after being defeated in the opening two games.
10
Developers can fine-tune AI models to perform specific tasks more accurately
Programmers can adjust artificial intelligence systems to carry out particular functions with greater precision.
Learner Examples
★
As your English improves, you’ll spend more time fine-tuning your pronunciation rather than learning basic grammar
As your language skills develop, you’ll dedicate more effort to perfecting how you sound rather than studying fundamental sentence structure.
★
Good teachers constantly fine-tune their lessons based on how students respond
Effective instructors continually adjust their classes depending on how learners react.
Phrasal Verbs & Idioms
3 items
Phrasal Verbsfine-tune — make small precise adjustments
We need to fine-tune the presentation before tomorrow's meeting.
tune in — pay attention or start listening
Make sure to tune in to the podcast every Friday.
tune out — stop paying attention
I completely tuned out during the boring lecture.
Synonyms & Antonyms
6 items
Synonymsadjust
making small changes for improvement
tweak
making minor modifications
refine
improving the details
calibrate
adjusting for accuracy
Antonymsneglect
not making any adjustments
overhaul
making major changes instead of small ones