What Does “Fasten sth on sb” Mean?
“Fasten sth on sb” means to attach or fix something onto someone, often physically. It can also mean to blame someone for something, sometimes unfairly.
Introduction
The phrase “fasten sth on sb” is a versatile phrasal verb used in English to describe the action of attaching or securing an object to a person. This could be something literal, like fastening a badge or a piece of clothing onto someone. Additionally, it has a figurative meaning where “fasten sth on sb” refers to blaming or accusing someone of something, often when the blame may not be deserved. Understanding the “fasten sth on sb” meaning helps English learners use it correctly in different contexts. This guide explains how to use it naturally, with examples and common mistakes to avoid.
Quick Info Box
- Phrasal verb: fasten something on someone
- Type: Transitive
- Level: B2
- Short meaning: Attach something to someone / Blame someone
Structure (Grammar Rules)
“Fasten sth on sb” is a separable phrasal verb. This means you can place the object either between “fasten” and “on” or after “on”.
- fasten something on someone (preferred)
- fasten on someone something (less common, usually with pronouns)
Examples:
- She fastened the medal on him.
- She fastened it on him.
How to Use “Fasten sth on sb”?
You can use “fasten sth on sb” in two main ways:
- Literal: To physically attach or secure an object to a person, like fastening a badge, ribbon, or strap.
- Figurative: To blame or accuse someone of something, often unfairly or without proof.
The context will usually make it clear which meaning is intended.
Examples
Here are some examples of “fasten sth on sb in a sentence” to help you understand its use:
- The nurse fastened the ID bracelet on the patient’s wrist.
- During the meeting, they tried to fasten the responsibility for the mistake on the new employee.
- He fastened the microphone on the speaker before the presentation started.
- It’s unfair to fasten the blame on her without knowing all the facts.
- She fastened the baby’s safety harness on him carefully.
Common Mistakes
Many learners confuse the word order or the meaning of “fasten sth on sb”. Let’s look at some common errors:
- Incorrect: She fastened on the badge him.
- Correct: She fastened the badge on him.
- Incorrect: They fastened blame her on.
- Correct: They fastened the blame on her.
Remember, the object (something) usually comes right after “fasten”, and then “on” plus the person.
Differences / Synonyms
Other phrasal verbs like “pin sth on sb” or “put sth on sb” can sometimes be similar. However, there are differences:
- Pin sth on sb: Also means to attach something physically, like a pin or badge. It can also mean blaming someone.
- Put sth on sb: More general and can mean dressing someone or blaming them.
“Fasten sth on sb” usually implies a more secure or careful attachment physically, or a stronger sense of blame.
Common Collocations
Here are typical objects used with “fasten sth on sb” and their meanings:
- Badge: A small emblem attached to clothes for identification.
- Strap: A band used for securing something to a person.
- Bracelet: A band worn around the wrist.
- Responsibility: When used figuratively, meaning blaming someone.
- Blame: Assigning fault or responsibility to someone.
Related Phrasal Verbs
Here are related phrasal verbs of fasten sth on sb:
Real-life Dialogue
Here is a short conversation using “fasten sth on sb”:
Anna: Did you fasten the name tag on the new intern?
John: Yes, I fastened it on her before the meeting.
Anna: Great! Also, I hope no one tries to fasten the blame for the error on her.
John: I agree, it wasn’t her fault.
Practice
Try to complete the sentences with the correct form of “fasten sth on sb”:
- She ________ the medal ________ him during the ceremony.
- They tried to ________ the blame ________ the new manager.
- Before the race, he ________ the safety strap ________ the runner.
FAQs
- Q: Can “fasten sth on sb” be used in the passive voice?
A: Yes, for example, “The badge was fastened on him.” - Q: Is “fasten sth on sb” formal or informal?
A: It is neutral and can be used in both formal and informal situations. - Q: Can I use “fasten sth on sb” when blaming someone?
A: Yes, it often means blaming someone, sometimes unfairly. - Q: What is the difference between “fasten sth on sb” and “pin sth on sb”?
A: Both mean attaching physically or blaming, but “fasten” implies a more secure attachment. - Q: Can I say “fasten on sb sth”?
A: It’s less common and usually only with pronouns, so it’s better to say “fasten sth on sb.”

