WordWeb Online

1. A victory cheer
   "let's give the team a big hooray";
   - hurrah

1. An expression of happiness and satisfaction or relief
   - yay [informal]
    
2. Exclamation of joy or victory
   "They learn new things and they have a good time, hooray!";
   - hoorah, hurrah, hurray, whoopee [informal], yippee [informal], yahoo [informal]

Derived forms: hoorays

Type of: cheer

Encyclopedia: Hooray, It's a Boy!