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Business vocabularyphrasal verb · /ˈhæmər aʊt/

hammer out

In simple English

To negotiate or resolve a problem through focused discussion, often when there are different opinions or details to finalize.

Someone heard "hammer out" in a work meeting and wants to know what it means.

At a glanceCEFR B1–B2
Commonness
Versatility
FormalityCasualFormalNeutral
Spoken ↔ WrittenSpokenWrittenBoth
Directness ↔ DiplomaticDirectDiplomaticDirect
Region

Say it like this

Let's hammer out the details before the deadline.
We need to hammer out a solution in this meeting.
The teams hammered out the API contract yesterday.
Can we hammer out the scope before sprint planning?
They finally hammered out an agreement after three calls.

Real examples

Standup

"We're going to hammer out the deployment strategy after standup."

Slack message

"Can we hop on a call to hammer out the remaining edge cases?"

GitHub PR

"Let's hammer out the naming convention before I update the PR."

Jira ticket

"Need to hammer out requirements with the product team before starting."

Retrospective

"We spent too long trying to hammer out priorities mid-sprint."

Sprint planning

"Let's hammer out which stories are must-haves for this sprint."

Pair programming

"Let me share my screen so we can hammer out this logic together."

Don't say this

We need to hammer the details out.
We need to hammer out the details.The object usually goes after 'hammer out', not in between. Keep 'hammer out' together.
I will hammer out this bug.
I will fix this bug.'Hammer out' is for discussions and agreements, not for fixing code alone.
Let's hammer out him about the deadline.
Let's hammer out the deadline with him.You hammer out a topic or issue, not a person. The person joins with 'with'.

Other forms

base form

hammer out

"We need to hammer out the details."

third person singular

hammers out

"She hammers out solutions quickly."

past tense

hammered out

"They hammered out the agreement yesterday."

present participle

hammering out

"We're still hammering out the final scope."

past participle

hammered out

"The plan has been hammered out."

Often used with

hammer out the detailsMost common: finalize the small but important points.
hammer out an agreementReach a deal or understanding after discussion.
hammer out a solutionFind a fix through teamwork and talking.
hammer out the scopeDecide what work is included in a project.
hammer out requirementsClarify what the product or feature needs.

Similar words

work outMore general; doesn't imply as much effort or negotiation.
iron outSimilar meaning; often used for smoothing problems or wrinkles in a plan.
hash outVery similar; slightly more informal and common in US English.
thrash outBritish English; suggests more intense or lengthy debate.
negotiateMore formal; used for contracts or deals.

Opposites

leave unresolvedpostponetable (the discussion)avoidshelve

Practice

Try it

4 quick exercises

Choose the most natural sentence

1. Which sounds most natural?

Find the error

2. We need to hammer out this bug before release.

Fill in the blank

3. The teams _____ out the integration plan in yesterday's meeting.

Rewrite more naturally

4. We must discuss and agree on the timeline. (use 'hammer out')

More words

Questions

Quick poll

Have you said "hammer out" in a standup this week?

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