coup
coup / ko͞o
noun 1. a very successful, well played action or idea If there's 10,000 people looking at the stocks and trying to pick winners, one in 10,000 is going to score, by chance alone, a great coup, and that's all that's going on. Merton Miller, 1923 – 2000 2. a successful, sudden attack to seize power, often done illegally or by force; a coup d’état To put on the garment of legitimacy is the first aim of every coup. Barbara Tuchman, 1912 – 1989