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Business idiomsidiom (verb phrase) · /θɪŋk ɒn jɔːr fiːt/

think on your feet

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In simple English

To respond quickly and effectively in unexpected situations, especially when answering questions or solving problems without preparation.

Someone heard this phrase at work and wants to know what it means when colleagues say you need to think on your feet.

At a glanceCEFR B2–C1
Commonness
Versatility
FormalityCasualFormalNeutral
Spoken ↔ WrittenSpokenWrittenSpoken
Directness ↔ DiplomaticDirectDiplomaticNeutral
Region

Say it like this

You really have to think on your feet in that demo.
She's great at thinking on her feet during stakeholder calls.
The interview will test how well you think on your feet.
When the server crashed, the on-call engineer had to think on their feet.
Product managers need to think on their feet when requirements change mid-sprint.

Real examples

Standup

"The PM asked about edge cases I hadn't considered—I had to think on my feet."

Slack message

"Great job in that client call! You really thought on your feet when they asked about the timeline."

GitHub PR

"The reviewer challenged my approach live, so I had to think on my feet to explain my reasoning."

Jira ticket

"During the demo, the feature broke. The team thought on their feet and showed an alternative workflow."

Retrospective

"We should practice thinking on our feet for unexpected questions in sprint reviews."

Sprint planning

"If stakeholders change priorities mid-meeting, we'll need to think on our feet."

Pair programming

"When debugging live with a senior dev, you have to think on your feet and explain your logic clearly."

Don't say this

I need to think in my feet during the presentation.
I need to think on my feet during the presentation.The correct preposition is 'on', not 'in'. This is a fixed phrase.
He thought on his foot quickly.
He thought on his feet quickly.Always use 'feet' (plural), never 'foot' (singular). This idiom is always plural.
I will think on my feet this answer.
I will think on my feet to answer this.The idiom doesn't take a direct object. You think on your feet, then do something.

Other forms

base form

think on (one's) feet

"Engineers need to think on their feet in live demos."

past tense

thought on (one's) feet

"She thought on her feet when the demo failed."

gerund

thinking on (one's) feet

"Thinking on your feet is an important skill for interviews."

present participle

thinking on (one's) feet

"He's good at thinking on his feet during code reviews."

Often used with

have to think on your feetCommon when describing necessity in a situation
good at thinking on your feetUsed to praise someone's quick-thinking ability
ability to think on your feetOften seen in job descriptions and performance reviews
learn to think on your feetDescribes developing this skill over time
quickly think on your feetEmphasizes the speed of the response

Similar words

improviseMore general; can apply to creative work, not just problem-solving
adapt quicklyMore neutral and literal; less idiomatic
react fastFocuses on speed, less on the thinking/problem-solving aspect
wing itMore casual; can imply less preparation, sometimes negative
be quick on the drawAnother idiom; emphasizes speed of response

Opposites

freeze updraw a blankbe caught off guardpanicneed time to prepare

More words

Questions

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