What is a huge, wild swinging punch that often results in a knockout called?

Which band had a 1972 hit with "A Horse with No Name"? A horse's head with an orange mane is the logo of which NFL team? Which internet auction site's founding was long credited to a story about Pez dispensers that was later admitted to be… The house in the title of an 1851 Nathaniel Hawthorne novel has seven of which architectural features? A humble lawyer from Arras, he became the leading figure of the Committee of Public Safety in 1793 and launched a blood… A U.S. hundredweight is 100 of what unit? Which word names both a Hungarian stew and a hodgepodge of items? Which word means both a hunted animal and a pit that yields stone?