The phrase "big city" refers to a highly populated urban area with a lot of buildings, people, and opportunities for jobs, entertainment, and services. Full definition
Life in small towns differs from life in big cities in a lot of ways, including how people look for jobs. (smallbusinessesdoitbetter.com)
In big cities like Aurora, dating sites could be really useful and effective. (doulike.com)
I think it's a very common story for American artists raised outside of big cities with their significant museums and deep European traditions. (theholenyc.com)