What Does “Blank sth out” Mean?
“Blank sth out” means to remove or cover information so it cannot be seen or remembered. It often refers to erasing details or forgetting something.
Introduction
The phrase “blank sth out” is a common English phrasal verb that can be used in different contexts. It usually means to erase information from a document or to forget something intentionally or unintentionally. For example, when sensitive information is removed from a text, it is said to be “blanked out.” Similarly, if someone forgets a part of an event or detail, they might say their mind “blanks out.” Understanding the blank sth out meaning helps learners use it correctly in writing and speaking.
Quick Info Box
- Phrasal verb: blank something out
- Type: Transitive
- Level: B2 (Upper-Intermediate)
- Short meaning: To erase or remove information or to forget something
Structure (Grammar Rules)
“Blank sth out” is a separable phrasal verb, which means you can place the object between the verb and the particle or after the particle.
- blank something out
- blank out something
Examples:
- They blanked the sensitive data out of the report.
- The sensitive data was blanked out in the report.
How to Use “Blank sth out”?
You use “blank sth out” when you want to talk about removing information, especially in writing or images, or when referring to forgetting parts of memories. It is often used in formal and informal contexts.
When discussing documents, it means to hide or erase details. When talking about memory, it means forgetting something suddenly or completely.
Examples
- The lawyer asked the clerk to blank out the client’s personal details before sharing the file.
- During the interview, she blanked out and forgot the answer.
- The confidential parts of the email were blanked out to protect privacy.
- He tried to blank out the bad memories from his mind.
- Blank sth out in a sentence: Please blank out your phone number before posting the message online.
Common Mistakes
- Incorrect: I blank outed the names in the document.
Correct: I blanked out the names in the document. - Incorrect: She blanked the out the address.
Correct: She blanked out the address. - Incorrect: I blanked out it.
Correct: I blanked it out.
Differences / Synonyms
- Erase: To remove data or marks completely, often on electronic devices. “Blank sth out” can mean erase but is often used in documents or memory.
- Cover up: To hide information physically or figuratively. “Blank sth out” usually implies erasing rather than hiding.
- Black sth out: Often confused with “blank out,” but “black out” means to lose consciousness or power, or to block out light.
Common Collocations
- blank out information
- blank out details
- blank out parts of a document
- blank out names
- blank out numbers
- blank out memories
Real-life Dialogue
Anna: Did you finish editing the contract?
Mark: Yes, I blanked out all the confidential details before sending it.
Anna: Great! I don’t want any sensitive info getting leaked.
Mark: Me too. Also, I blanked out the client’s address as you asked.
Practice
Fill in the blanks with the correct form of “blank sth out”:
- She ______ the phone number from the photo before posting it online.
- During the test, I completely ______ and couldn’t remember the answer.
- The editor ______ the sensitive parts of the article to protect privacy.
FAQs
- Q: Can “blank sth out” be used for forgetting?
A: Yes, it can mean to forget something suddenly or completely. - Q: Is “blank sth out” separable?
A: Yes, you can place the object between “blank” and “out” or after “out.” - Q: What is the difference between “blank out” and “black out”?
A: “Blank out” means erase or forget; “black out” means losing consciousness or power. - Q: Can I use “blank sth out” in formal writing?
A: Yes, it is suitable for both formal and informal contexts. - Q: What are common objects used with “blank sth out”?
A: Information, details, names, numbers, parts of documents, memories.

