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Construction Idioms

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Construction idioms are a fascinating aspect of the English language that are used to describe various situations and scenarios related to construction.

These idioms are often used in everyday conversations and can be quite useful for people who work in the construction industry or are interested in learning more about it.

List of Construction Idioms

Construction Idioms
Construction Idioms – Created by 7ESL
  • (Dumb as a) Bag Of Hammers
  • (To) Put a Spanner in the Works
  • A house of cards
  • Accident Waiting To Happen
  • Against The Grain
  • An Axe To Grind
  • Backing and Filling
  • Break ground
  • Brick and mortar
  • Built on sand
  • Bury the Hatchet
  • Hammer it out
  • Hit the nail on the head
  • Lay the bricks
  • Lay the foundation
  • Lay the groundwork
  • Mend Fences
  • Nail down
  • On shaky ground
  • Raise the roof
  • Reinvent the wheel
  • Rome Wasn’t Built in a Day
  • Square peg in a round hole
  • Stick to the blueprint
  • Throw a Wrench Into
  • Tighten the Screws
  • Toss a Wrench (Spanner) Into

Construction Idioms with Meanings

Here is a list of Construction Idioms with meanings:

IdiomMeaning
(Dumb as a) Bag Of HammersExtremely stupid or lacking common sense
(To) Put a Spanner in the WorksTo cause disruption or create difficulties in a plan or process
A House of CardsA situation, plan, or structure that is insubstantial and likely to collapse easily
Accident Waiting To HappenA situation that is likely to lead to an accident or problem due to inherent instability
Against The GrainContrary to the natural inclination or feeling; unorthodox or unconventional
An Axe To GrindHaving a self-serving reason for doing something; a personal motivation or bias
Backing and FillingActing indecisively; constantly changing one’s position or opinion
Break GroundTo start a new project, especially construction, or to make progress
Brick and MortarPhysical buildings or structures, especially in reference to retail stores or businesses
Built on SandHaving a weak or unstable foundation, literally or figuratively
Bury the HatchetTo make peace or settle one’s differences with someone
Hammer it outTo work hard to reach an agreement or solution through discussion
Hit the Nail on the HeadTo describe exactly what is causing a situation or problem
Lay the BricksTo perform the actual work of building something, or to contribute to a project
Lay the FoundationTo establish a solid basis or groundwork for something
Lay the GroundworkTo prepare the basics or preliminary work necessary to start a project
Mend FencesTo repair a relationship or make amends with someone
Nail DownTo finalize or secure something; to make certain of something
On Shaky GroundIn a weak or unstable position, either physically or in terms of an argument or situation
Raise the RoofTo make a loud noise, often in protest, or to celebrate boisterously
Reinvent the WheelTo waste time trying to create something that already exists
Rome Wasn’t Built in a DayReminder that complex or difficult tasks usually take time to complete and require patience
Square Peg in a Round HoleSomeone or something that does not fit in a particular place or situation
Stick to the BlueprintTo follow a plan or strategy closely
Throw a Wrench IntoTo cause a plan to go awry; a variant of “put a spanner in the works”
Tighten the ScrewsTo increase pressure on someone or something to achieve a result
Toss a Wrench (Spanner) IntoSimilar to “throw a wrench into,” meaning to disrupt or cause problems in a plan or process

Construction Idioms with Examples

Here are some example sentences for construction idioms:

IdiomExample Sentence
(Dumb as a) Bag Of HammersHe’s as dumb as a bag of hammers, always making the simplest mistakes.
(To) Put a Spanner in the WorksThe sudden budget cuts really put a spanner in the works for our project’s completion.
A House of CardsHis financial empire was just a house of cards, ready to collapse at the slightest pressure.
Accident Waiting To HappenWith all those exposed wires, that old heater is an accident waiting to happen.
Against The GrainIt goes against the grain for me to cheat on a test, even if I’m sure I would get away with it.
An Axe To GrindEver since the lawsuit, he’s had an axe to grind with the company.
Backing and FillingThere was a lot of backing and filling on the terms of the agreement before both parties were satisfied.
Break GroundThey’re planning to break ground on the new building next month.
Brick and MortarDespite the rise of online shopping, there’s still a place for brick and mortar stores.
Built on SandTheir marriage was built on sand, with no shared interests or values to keep them together.
Bury the HatchetAfter years of rivalry, the two companies decided to bury the hatchet and merge.
Hammer it outWe need to hammer out the details of the contract before we can move forward.
Hit the Nail on the HeadYou really hit the nail on the head with that explanation; it’s exactly right.
Lay the BricksIt’s time we lay the bricks for a new, more inclusive company policy.
Lay the FoundationThe early training sessions will lay the foundation for the team’s success.
Lay the GroundworkWe’ve laid the groundwork for a successful product launch, now we just need to execute our plan.
Mend FencesHe’s been trying to mend fences with his neighbors after the dispute over the property line.
Nail DownWe need to nail down the dates for our next meeting before everyone leaves today.
On Shaky GroundThe company is on shaky ground financially and might not survive another quarter without investment.
Raise the RoofThe crowd is going to raise the roof when the headlining band takes the stage.
Reinvent the WheelWe don’t need to reinvent the wheel; let’s use the existing protocols that are already effective.
Rome Wasn’t Built in a DayYou can’t expect to learn everything in one afternoon; Rome wasn’t built in a day, after all.
Shit a BrickI nearly shit a brick when I saw the repair bill for my car.
Square Peg in a Round HoleHe felt like a square peg in a round hole at his new school, not fitting in with any of the groups.
Stick to the BlueprintIt’s important to stick to the blueprint unless we have a very good reason to deviate from the plan.
Throw a Wrench IntoThe new regulations might throw a wrench into our production schedule.
Tighten the ScrewsManagement decided to tighten the screws on spending to improve the company’s financial health.
Toss a Wrench (Spanner) IntoJust as we were getting ready to finalize the deal, a legal dispute tossed a wrench into the process.
C1 Knowledge Check · 5 questions

Construction Idioms — Practice Quiz

1 / 5
Q1

Question 1: What does the idiom 'hit the nail on the head' mean?

Question 1 options
'Hit the nail on the head' means to describe exactly what is causing a situation or problem — in other words, to be precisely correct about something. The other options relate to different construction idioms but do not match this one.
Q2

Question 2: The idiom 'reinvent the wheel' means to create something innovative that has never existed before.

Question 2 options
This is false. 'Reinvent the wheel' means to waste time trying to create something that already exists. It does not refer to genuine innovation — it implies unnecessary, redundant effort.
Q3

Question 3: In which situation would the idiom 'a house of cards' be most appropriate?

Question 3 options
A 'house of cards' describes a situation, plan, or structure that is insubstantial and likely to collapse easily. A business built entirely on borrowed money with no real assets fits this meaning perfectly, as it could fall apart at any moment.
Q4

Question 4: Match each construction idiom to its correct meaning.

Question 4 options
Bury the hatchet
Against the grain
Break ground
Square peg in a round hole
Someone who does not fit a situation
To make peace or settle differences
To start a new project or make progress
Contrary to natural inclination

Select an item on the left, then tap its match on the right.

'Bury the hatchet' means to make peace with someone. 'Against the grain' means contrary to the natural inclination. 'Break ground' means to start a new project. 'Square peg in a round hole' means someone who does not fit a particular situation.
Q5

Question 5: Complete the idiom: 'We need to hammer ___ the details of the contract before we can move forward.'

Question 5 options
The correct idiom is 'hammer out,' meaning to work hard to reach an agreement or solution through discussion. 'Hammer down,' 'hammer in,' and 'hammer through' do not form the correct construction idiom.

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