What Does “Smash sth up” Mean?
“Smash sth up” means to break or destroy something completely, often by hitting it hard.
Introduction
The phrasal verb “smash sth up” is commonly used in everyday English to describe the action of breaking something into pieces or causing serious damage. It often refers to objects like cars, windows, or furniture that are hit or crashed. Understanding the “smash sth up” meaning helps learners describe accidents, fights, or careless behavior in a clear way. This phrase is useful in both spoken and written English, especially when talking about damage or destruction.
Quick Info Box
- Phrasal verb: smash something up
- Type: transitive
- Level: B1
- Meaning: to break or destroy something by hitting it hard
Structure (Grammar Rules)
“Smash sth up” is a separable phrasal verb. This means you can put the object between “smash” and “up” or after the entire phrase.
- smash something up
- smash up something
Examples:
- He smashed the car up.
- He smashed up the car.
How to Use Smash sth up?
Use “smash sth up” when you want to talk about breaking or damaging something by force. It usually describes physical damage caused by impact or violence. This phrasal verb is common in informal speech, news reports, and storytelling.
It can refer to accidents (like car crashes), vandalism, or even playful destruction (like smashing a piñata).
Examples
Imagine a car accident or a fight where things get broken. You can use “smash sth up” to describe these situations.
- The kids smashed up their new bike while riding it down the hill.
- During the storm, the waves smashed up the old pier.
- The protesters smashed up several shop windows last night.
- Be careful or you might smash the phone up again!
- Smash sth up in a sentence: “He accidentally smashed his phone up when it fell.”
Common Mistakes
Many learners confuse the word order or use the wrong preposition. Here are some common errors and corrections:
- Incorrect: She smashed up the vase it.
Correct: She smashed the vase up. - Incorrect: They smashed on the window.
Correct: They smashed up the window. - Incorrect: I smashed up with my phone.
Correct: I smashed up my phone.
Differences / Synonyms
“Smash sth up” is similar to “break,” “destroy,” and “wreck,” but it usually suggests a more violent or forceful action.
- Break: Can mean any damage, but not always violent.
- Destroy: More general, can be total or partial damage.
- Wreck: Often used for vehicles or buildings, like “wreck a car.”
- Smash up: Focuses on hitting hard and breaking into pieces.
Common Collocations
People often use “smash sth up” with objects that can be broken by force. Here are some common collocations:
- Smash up a car – to crash or damage a vehicle severely
- Smash up a window – to break glass by hitting it
- Smash up a phone – to damage a mobile device
- Smash up furniture – to break chairs, tables, etc.
- Smash up a bike – to damage a bicycle
Related Phrasal Verbs
Here are related phrasal verbs of smash sth up:
Real-life Dialogue
Here is a natural conversation using “smash sth up”:
Anna: Did you hear about Tom’s car?
Ben: No, what happened?
Anna: He smashed it up in a small accident yesterday.
Ben: Oh no! Was anyone hurt?
Anna: Thankfully, no. But the car is badly damaged.
Practice
Try to complete the sentence correctly:
They ______ the old bike ______ while playing football near the garage.
- a) smashed up
- b) smashed
- c) smashed on
- d) smashed with
Answer: a) smashed up
FAQ
- What does “smash sth up” mean? It means to break or destroy something by hitting it hard.
- Is “smash sth up” formal or informal? It is mostly informal and used in everyday speech.
- Can I use “smash sth up” with people? No, it is used for objects, not people.
- Is “smash sth up” separable? Yes, you can place the object between “smash” and “up” or after the phrase.
- What is a synonym for “smash sth up”? “Break” or “wreck” can be synonyms depending on context.

