To iron out something means to resolve problems, settle disagreements, or finalize minor details so that a process, plan, or relationship can move forward smoothly.
Also: Iron something out, iron out the wrinkles, iron out the bugs
Common Uses and Phrasal Structures
While iron out broadly means “to fix or smooth over,” native speakers use it in three main conversational contexts:
Resolving Disagreements (“Iron Out Our Differences”)
Used when two opposing sides in a negotiation, conflict, or relationship meet to compromise and remove points of contention:
- “The union and management are meeting today to iron out their differences before the strike deadline.”
Finalizing Logistics and Plans (“Iron Out the Details”)
Used when the broad idea is agreed upon, but small technicalities, schedules, or contract terms still need to be settled:
- “We have agreed on the price, but we still need to iron out the details of the delivery schedule.”
Fixing Flaws in New Systems (“Iron Out the Bugs”)
Commonly used in tech, manufacturing, and business when launching something new that has minor initial hiccups or glitches:
- “The new app is live, but the developers are still ironing out the bugs in the payment system.”
Grammar: A Separable Transitive Phrasal Verb
Iron out is a separable phrasal verb, meaning the direct object can appear either after the preposition or between the verb and the particle:
- With Noun Phrases: You can say “iron out the problem” or “iron the problem out.”
- With Pronouns (Must Separate): When using a pronoun like it or them, you must place it in the middle: “We need to iron it out“ (never “iron out it”).
Origin & History: From Wrinkled Cloth to Smooth Plans
The literal sense of ironing, using a heated, flat-bottomed tool to press wrinkles, creases, and folds out of fabric, has existed for centuries. Ancient civilizations used heated smooth stones, while metal flatirons heated on stoves became common domestic tools by the 17th and 18th centuries.
The phrasal verb iron out emerged in the 19th century in its literal laundry sense (meaning to press fabric until completely flat). By the late 1800s, writers began using it figuratively.
The underlying metaphor compares problems, errors, or disagreements to unwanted wrinkles or creases in fabric. Just as running a hot iron over a shirt flattens out bumpy wrinkles, holding a discussion or troubleshooting a system flattens out rough obstacles, leaving a smooth surface.
Movie Citations
“I think we ought to do that talk with Jack now. Maybe iron this thing out before we start the new year?” — Boogie Nights (1997)
“It’s just a glitch in the net changeover, sir. I’ll have it ironed out momentarily.” — G.I. Jane (1997)
“So, didn’t you tell him what time we’d be getting here? We didn’t have time to iron out the details.” — The King of Comedy (1982)
Sentence Examples
“I’m sure that if we talk we can iron out our differences.”
“When can we meet to iron out the details of the contract?”
“There are still a few things to iron out but we’re almost ready to go.”
“I can’t open the restaurant till I iron out some of these plumbing issues.”
“If the two countries can’t iron out their differences, the war is sure to resume.”
Similar and Related Expressions
- Smooth Over: To downplay, minimize, or calm down conflict and bad feelings.
- Sort Out: To organize, clarify, or find a solution to a confusing problem.
- Work Out: To find a practical solution to a dispute or difficulty through effort.
- Straighten Out: To eliminate confusion, bad behavior, or mismanagement.
- Hash Out: To talk through a problem or negotiation at length until reaching an agreement.