Sentence examples for warn you from inspiring English sources

"warn you" is a grammatically correct and commonly used phrase that can be used in written English.
It is used to indicate that someone is giving a warning or caution about something. Here are some examples of how to use it in a sentence: - "I just wanted to warn you that the road ahead is closed." - "I must warn you, this movie has some violent scenes." - "The teacher warned us not to cheat on the exam." - "I want to warn you about the potential dangers of this new diet fad." - "I should have warned you not to trust that salesman."