What Does “Work sb out” Mean?
“Work sb out” means to understand or figure someone’s character, feelings, or behavior after thinking about them carefully.
Introduction
The phrasal verb “work sb out” is often used when we want to say that we are trying to understand someone better. It involves observing and thinking about a person’s actions or personality to make sense of them. The “sb” stands for “somebody,” meaning it is used with a person as the object. The phrase is common in casual conversations and helps describe the process of figuring out what someone is really like. Understanding the work sb out meaning helps you express when you are trying to analyze or get to know someone on a deeper level.
Quick Info Box
- Phrasal verb: Work somebody out
- Type: Transitive
- Level: B2 (Upper-Intermediate)
- Short meaning: To understand or figure someone
Structure (Grammar Rules)
“Work sb out” is a separable phrasal verb. This means you can place the object (sb) between the verb and the particle, or after the particle:
- Work somebody out
- Work out somebody
For example:
- It took me a while to work him out.
- It took me a while to work out him. (less common)
However, the first form is more natural and commonly used.
How to Use Work sb out?
Use “work sb out” when you want to say you are trying to understand someone’s personality, motives, or behavior. It is often used in informal speech and writing. It can describe a process that takes time or effort. You can use it with different pronouns or names.
Examples:
- I just can’t work her out—she’s so unpredictable.
- He finally worked his new colleague out after a few weeks.
Examples
When you meet someone new, it can be hard to understand their true personality. You might say, “I’m trying to work her out.” This means you are making an effort to figure her out.
- She’s quiet, but I can’t work her out yet.
- After talking to him for hours, I worked him out better.
- It’s difficult to work out people who always change their minds.
- Do you think you can work me out?
- Sometimes, it takes time to work someone out completely.
These examples show how to use “work sb out in a sentence” naturally.
Common Mistakes
People often confuse the word order or use the wrong preposition. For example, saying “work out on somebody” is incorrect.
- Incorrect: I can’t work out on him.
- Correct: I can’t work him out.
Another mistake is using “work sb out” to mean physical exercise, which is wrong. “Work out” alone can mean exercise, but “work sb out” means understand someone.
Differences / Synonyms
“Work sb out” is similar to “figure sb out” or “make sense of sb.” However, “figure sb out” is more common in American English, while “work sb out” is widely used in British English.
Unlike “get to know sb,” which suggests building a relationship over time, “work sb out” focuses on understanding someone’s behavior or motives, often through observation or thought.
Common Collocations
When using “work sb out,” certain objects often appear with it. Here are some common collocations:
- Work him/her out: Understand a specific person
- Work somebody out completely: Understand someone fully
- Work somebody out quickly: Understand someone in a short time
- Work somebody out mentally: Understand their thoughts or feelings
Related Phrasal Verbs
Here are related phrasal verbs of work sb out:
Real-life Dialogue
Imagine two friends talking about a new coworker:
Alice: I don’t get Tom at all. He’s so different every day.
Ben: Yeah, I’m still trying to work him out. Maybe he’s just shy.
Alice: Could be. I hope I can work him out before the team project starts.
Practice
Try to complete the sentences with the correct form of “work sb out.”
- It’s hard to ________ her; she never tells the truth.
- After three meetings, I finally ________ my new manager.
- Do you think you can ________ me?
- He tried to ________ his opponent before the game.
FAQ
- Q: Can I use “work sb out” with animals?
A: No, it is mainly used for people. - Q: Is “work sb out” formal or informal?
A: It is informal and common in spoken English. - Q: What does “sb” mean in “work sb out”?
A: “Sb” stands for “somebody,” meaning a person. - Q: Can I say “work out somebody”?
A: Yes, but “work somebody out” is more natural. - Q: Does “work sb out” mean to exercise?
A: No. “Work sb out” means to understand someone, not exercise.

