What Does โBlock sthโ Mean?
โBlock sthโ is a phrasal verb that means to stop or prevent something from moving, happening, or being seen.
Introduction
The phrasal verb โblock sthโ is commonly used in English to describe the action of stopping or obstructing something. Whether itโs blocking a road, blocking a view, or blocking a message, the phrase always involves preventing movement or access. Understanding the โblock sthโ meaning helps learners use it correctly in various situations. This phrase is versatile and appears frequently in both spoken and written English. Knowing how to use โblock sthโ properly will improve your communication skills and help you express ideas about stopping or preventing actions clearly.
Quick Info Box
- Phrasal verb: block sth (block something)
- Type: Transitive
- Level: A2โB2
- Short meaning: To stop or prevent something from moving or happening
Structure (Grammar Rules)
โBlock sthโ is a transitive phrasal verb, which means it always takes an object (sth = something).
It is inseparable, so you cannot place the object between โblockโ and the particle (there is no particle here, but the verb is followed directly by the object).
Patterns:
- Block + something (e.g., block the road)
- Block + someoneโs + noun (e.g., block someoneโs view)
How to Use โBlock sthโ?
You use โblock sthโ when you want to say that something is stopping or preventing another thing. This can be physical, like blocking a door, or more abstract, like blocking a signal or an idea.
It is often used with objects like roads, views, signals, or paths. You can also use it when talking about digital actions, like blocking messages or calls.
Examples
- They blocked the street to build a new park.
- The tall building blocks the sunlight in our garden.
- She blocked his number after the argument.
- The fallen tree blocked the road for hours.
- The firewall blocks unwanted emails.
Here are some examples of block sth in a sentence to help you understand better.
Common Mistakes
- Incorrect: I blocked out the road.
Correct: I blocked the road. - Incorrect: She blocked him call.
Correct: She blocked his call. - Incorrect: The tree blocked on the way.
Correct: The tree blocked the way.
Differences / Synonyms
Similar phrasal verbs include โcut off,โ โshut off,โ and โclose off.โ However, โblock sthโ typically means to stop movement or visibility, while:
- Cut off often refers to stopping supply or connection (e.g., cut off electricity).
- Shut off means to stop something completely (e.g., shut off water).
- Close off means to close an area to prevent access (e.g., close off the street).
โBlock sthโ focuses on obstruction rather than just stopping or closing.
Common Collocations
- Block the road
- Block the way
- Block the view
- Block the path
- Block the signal
- Block the entrance
- Block a call/message
Related Phrasal Verbs
Here are related phrasal verbs of block sth:
Real-life Dialogue
Anna: The traffic is terrible today. The road is blocked by a fallen tree.
Ben: Oh no! That will cause a big delay.
Anna: Yes, and itโs blocking the only way to get to the office.
Ben: I hope they clear it soon.
Practice
Choose the correct sentence:
- A) The wall blocked the sunlight.
- B) The wall blocked out the sunlight.
- C) The wall blocks on the sunlight.
Answer: A) The wall blocked the sunlight.
FAQs
- Q: Can โblock sthโ be used with people?
A: Yes, you can block someoneโs calls or messages. - Q: Is โblock sthโ separable?
A: No, โblock sthโ is inseparable and always followed directly by the object. - Q: What is the difference between โblockโ and โclose offโ?
A: โBlockโ means to stop movement or visibility, while โclose offโ means to restrict access. - Q: Can โblock sthโ be used in digital contexts?
A: Yes, itโs commonly used for blocking calls, messages, or websites. - Q: Is โblock sthโ formal or informal?
A: It is neutral and used in both formal and informal contexts.

