Definition of "arcade" []

• A series of arches supported by columns, piers, or pillars, either freestanding or attached to a wall to form a gallery. (noun)
• A series of arches employed for decorative purposes. (noun)
• A roofed passageway or lane, especially one with shops on one or both sides. (noun)
• A commercial establishment featuring rows of coin-operated games. (noun)
• To provide with or form into an arcade: closed off and arcaded the narrow street. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The term arcade nowadays is used rather loosely for those thinking that I'm twittering on about the latest Tetris or Galaga devices; arcade in modern gaming terms simply means games that are available to download from either Xbox Live of Playstation Network such as The Maw or Noby Noby Boy."
• "The first covered shopping street to be built in Britain, the arcade is at Piccadilly in London's bustling West End shopping district."
• "The fate of this world lies in the hands (literally) of a few unlikely heroes: They are the Original Video Game World Champions and the arcade is their battleground."