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Business & Workplace Languagenoun · /ˈfaɪər drɪl/

fire drill

In simple English

A fire drill is a scheduled or unscheduled practice activity that simulates real-world pressure or emergency conditions. In software development, a fire drill might involve testing a feature intensively before launch, running through a deployment scenario multiple times, or conducting a security audit under time pressure. The term comes from actual fire drills in buildings, where people practice evacuating safely. In the workplace, it means working at high speed and intensity to verify that everything functions correctly before a critical event. Tech teams use fire drills to catch bugs, verify infrastructure stability, or ensure teams can execute under deadline pressure. It is usually planned in advance but can also be called spontaneously when a real problem emerges close to a deadline.

Understand what a fire drill means in software development and workplace settings, and how to use it correctly in tech conversations.

At a glanceCEFR B2
Commonness4/5
Versatility4/5
FormalityCasualFormalNeutral
Spoken ↔ WrittenSpokenWrittenBoth
Directness ↔ DiplomaticDirectDiplomaticDirect
RegionUS and UK
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Say it like this

✓Let us run a fire drill before launch.
✓We need to fire drill this authentication flow.
✓This is turning into a fire drill because of the deadline.

Real examples

in a standup

"We should schedule a fire drill next week to test our rollback procedures."

in a code review

"Before we merge this to main, let us fire drill the entire payment flow to catch any edge cases."

in a team meeting

"The client moved up the deadline, so we are doing a fire drill on the database migration tonight."

Don't say this

Handle with care. Non-native speakers often confuse fire drill with actual emergency procedures. In tech, it means a rushed test or practice run, not a real emergency. Do not use it to describe actual critical incidents.

✕We had a fire drill yesterday because the server crashed.
✓We had a production incident yesterday. We should schedule a fire drill to practice our incident response.— A fire drill is a planned practice, not an actual crisis. Use it to describe the practice afterward, not the real event.
✕This fire drill is optional, so most people skipped it.
✓This fire drill is required. Everyone needs to participate.— Fire drills are usually mandatory practice exercises to ensure team readiness. Saying it is optional contradicts the purpose.
✕We fire drilled the new API three months ago.
✓We conducted a fire drill on the new API three months ago.— While fire drill can be used as a verb in informal speech, conducted a fire drill sounds more natural in most tech contexts.

Other forms

noun

fire drill

"We need to run a fire drill before the product launch."

verb

fire drill (informal)

"Let us fire drill the entire deployment process tomorrow."

Often used with

run a fire drillMost common collocation meaning to conduct or execute a fire drill practice.
schedule a fire drillUsed when planning a fire drill in advance for a specific date.
conduct a fire drillFormal way to describe organizing and executing a fire drill exercise.
fire drill for [something]Specifies what system or process the fire drill focuses on.

Similar words

practice runSimilar meaning but less urgent; fire drill implies higher pressure and intensity.
dry runA test without real consequences; fire drill emphasizes speed and deadline pressure.
stress testTests system performance under load; fire drill focuses on process readiness and team execution.

Opposites

actual incidentreal emergencyproduction outage

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Practice

Try it

4 quick exercises

Pick the most natural phrasing

1. Your manager wants to test the deployment process before the big release. What would they most likely say?

Complete the sentence

2. Before we ship to production, we should _______ to verify the database migration works.

Spot the mistake

3. Which sentence uses fire drill incorrectly?

Rewrite naturally

4. Rewrite this using fire drill: We need to practice our emergency response procedure to see if everyone knows what to do when something goes wrong.

Questions

Quick poll

Have you said "fire drill" in a standup this week?

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