iron out

solve small problems or difficulties through discussion

B2

What does "iron sth out" mean?

To iron out something means to deal with small problems or disagreements that are preventing a plan, agreement, or situation from being finalised. The image behind the phrase is of smoothing away creases — just as you iron the wrinkles out of a shirt, you iron out the minor friction points that remain in an otherwise workable arrangement. Crucially, this phrasal verb is used for small, residual difficulties, not major or fundamental ones — if the core problem is serious, 'iron out' would sound like an understatement. It appears naturally in professional settings, negotiations, and everyday planning, and often comes with signals like 'still', 'just', 'a few', or 'last-minute' that reinforce the idea that you're nearly there but not quite. It works equally well in spoken conversation and written communication such as business emails or news articles.

Examples

How to use it

iron out + noun phrase

The most common pattern, where the object (the problem being resolved) follows the particle unseparated, especially with longer noun phrases.

We need to iron out a few details before the event can go ahead.

iron + short noun + out

With short noun objects, separation is natural and common — the object sits between 'iron' and 'out'.

The teams met on Friday to iron the differences out before the deadline.

iron + pronoun + out

When the object is a pronoun, it must always go between 'iron' and 'out' — this is a strict rule with no exceptions.

There were a couple of issues with the schedule, but we've managed to iron them out.

be ironed out

The passive form is natural and common, especially in professional or journalistic contexts where the focus is on the problem being resolved rather than who resolved it.

The final contractual disagreements were ironed out during yesterday's meeting.

still / need to / want to + iron out

This phrasal verb pairs naturally with expressions that signal something is nearly complete — words like 'still', 'need to', and 'just' are very common companions.

We're almost ready to launch, but we still need to iron out a few technical glitches.

Common Collocations

iron out the detailsiron out the problemsiron out the differencesiron out the kinksiron out the issuesiron out any misunderstandings

Common Mistakes

Wrong pronoun placement

When the object is a pronoun like 'them' or 'it', it must go between 'iron' and 'out'. Placing it after 'out' is ungrammatical in English.

✗ We found some problems and ironed out them quickly.
✓ We found some problems and ironed them out quickly.
Using it for major problems

'Iron out' is specifically for small, remaining difficulties — not serious or fundamental ones. Using it for large-scale issues sounds like you're trivialising the problem.

✗ The two companies used mediation to iron out their complete breakdown in negotiations.
✓ The two companies used mediation to work out their fundamental differences.
Confusing with 'sort out'

'Sort out' is more general and can apply to problems of any size, while 'iron out' specifically suggests smoothing away small, residual friction points in a nearly settled plan. They are not always interchangeable.

✗ We ironed out the entire project from scratch after it went wrong.
✓ We sorted out the entire project from scratch after it went wrong.

Usage

This phrasal verb is neutral in register and works in both professional and everyday contexts. It typically refers to small, remaining problems — not major ones — so it often appears with words like 'just', 'still', 'a few', or 'last-minute'.

Frequently Asked Questions

Can 'iron out' be used for serious disagreements between people, not just plans or details?

It can refer to minor interpersonal friction — for example, ironing out a misunderstanding between colleagues. However, if the disagreement is serious or deep-rooted, 'iron out' sounds too light. It works best when the relationship or situation is fundamentally okay, and only a small issue remains.

What kinds of things can you 'iron out'? Are there typical objects?

Yes — the most natural objects are small, specific problems: details, differences, issues, kinks, bugs, wrinkles, misunderstandings, complications, and logistics. These all suggest minor friction points rather than major obstacles. Saying 'iron out a crisis' or 'iron out a disaster' would sound unnatural.

Is 'iron out the kinks' a common phrase?

Yes, especially in American English. 'Kinks' here means small faults or complications in a system or plan, and 'iron out the kinks' is a very natural, idiomatic expression. You'll hear it in business and tech contexts in particular, often when a new process or product is being tested and refined.

Does 'iron out' always have to refer to problems, or can it refer to a process?

'Iron out' almost always takes a specific problem or set of problems as its object — things like details, differences, or issues. You wouldn't typically say 'iron out a meeting' or 'iron out a plan' unless you mean the difficulties within those things. The focus is always on removing friction, not on the broader situation itself.

Can I use 'iron out' in a formal business email or report?

Yes, 'iron out' is neutral in register and is regularly used in professional writing, business meetings, and journalism. It's not slang or overly casual. You might write 'We are working to iron out the remaining contractual details' in a business email without sounding out of place.

Related Phrasal Verbs

sort sb/sth out
straighten sb/sth out

Ready to practise?

Practise 1,000+ English phrasal verbs with interactive gap-fill exercises.

Start Practising →