What Does “Tip sb off” Mean?
“Tip sb off” means to secretly give someone a warning or information about something, often about something illegal or suspicious.
Introduction
The phrasal verb “tip sb off” is commonly used in everyday English to describe the act of giving someone a secret warning or important information. This information usually relates to something that might happen soon, such as a police raid, a surprise, or a potential danger. Understanding the “tip sb off meaning” helps learners recognize when someone is being alerted quietly about an event or issue. It is often used in both formal and informal contexts and is useful for conversations about warnings, advice, or alerts.
Quick Info Box
- Phrasal verb: tip somebody off
- Type: transitive
- Level: B2
- Short meaning: secretly warn or inform someone
Structure (Grammar Rules)
“Tip sb off” is a transitive phrasal verb, which means it always requires an object (the person being warned).
- Separable form: You can place the object (somebody) between “tip” and “off”.
Example: They tipped me off about the meeting. - Inseparable form: You can also put the object after the whole phrasal verb.
Example: They tipped off the police about the robbery.
How to Use Tip sb off?
Use “tip sb off” when you want to say that someone gave a secret warning or information. The person who receives the tip is usually informed quietly to prepare or avoid trouble. It is often used in news reports, police stories, and everyday conversations about warnings.
Examples
Here are some examples of “tip sb off” in a sentence to help you understand how it is used naturally:
- The shop owner was tipped off about the planned robbery.
- Someone tipped me off that the exam date was changed.
- The police were tipped off about the illegal party.
- She tipped off her friend before the surprise party started.
- We were tipped off that the train would be delayed.
Common Mistakes
People sometimes confuse the word order or forget to include the object. Here are some examples of incorrect versus correct usage:
- Incorrect: They tipped off about the problem.
Correct: They tipped me off about the problem. - Incorrect: I tipped off him.
Correct: I tipped him off.
Differences / Synonyms
Similar phrasal verbs include “warn someone” and “give someone a heads-up.” However, “tip sb off” usually implies secret or private information, often related to something illegal or surprising. Unlike “warn,” which can be general, “tip sb off” suggests a confidential or inside tip.
Common Collocations
People often use “tip sb off” with certain objects related to warnings or information. Here are some common collocations:
- tip the police off – warn the police secretly
- tip someone off about a raid – give secret info about a police action
- tip someone off about a surprise – warn about a planned event
- tip someone off about a problem – inform quietly about an issue
Related Phrasal Verbs
Here are related phrasal verbs of tip sb off:
Real-life Dialogue
Here is a short conversation showing how “tip sb off” is used naturally:
Anna: Did you hear about the surprise inspection tomorrow?
Ben: No, but someone tipped me off earlier today.
Anna: That’s why the office looks so clean now!
Practice
Try to complete the sentences using “tip sb off” correctly.
- Someone ______ me ______ about the meeting being canceled.
- The witness ______ the police ______ before the criminals arrived.
- We were ______ off about the storm coming.
FAQ
- What does “tip sb off” mean? It means to secretly warn or inform someone about something.
- Is “tip sb off” formal or informal? It can be used in both formal and informal situations.
- Can “tip sb off” be used without an object? No, it always needs an object (someone who is warned).
- What is a synonym for “tip sb off”? “Warn someone” or “give a heads-up” are similar but less secretive.
- Is “tip sb off” separable? Yes, you can separate the object from the phrasal verb or keep it together.

