The crossword solution for the term Hoover is DAM, which stands for the Hoover DAM. The Hoover DAM is a concrete arch-gravity DAM in the Black Canyon of the Colorado River, located on the border between the U.S. states of Arizona and Nevada. It was constructed between 1931 and 1936 during the Great Depression and was dedicated on September 30, 1935, by President Franklin D. Roosevelt. It is named after President Herbert Hoover. The DAM was constructed to control flooding, provide irrigation water and generate hydroelectric power. It is one of the most iconic landmarks in the United States and is a popular tourist destination.