MCQ Practice English 📖 He could be easily arrested because the police were tipped off in advance. Here 'tipped off' means A given advance information B rewarded C threatened D toppled over Favorite Practice Add to Book Explanation & Answer Detailed explanations and answers are restricted. Unlock full access by logging in to your account. 🔒 Unlock the detailed explanation and answers Log In / Sign Up PreviousHe advised me - smoking. NextHe goes to his friend's house off and on. What does 'off and on' means -