MCQ Practice English 📖 What is the meaning of the Idom ' A dark horse' A a black horse B a horse which has been kept in darkness C a known person D an unknown person 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 PreviousWhat is the meaning of the idiom "a round dozen" ? Nextwhat is the meaning of the idom 'a round dozen' ?