Big Apple
"Big Apple" is a nickname for New York City. It was first popularized in the 1920s by John J. Fitz Gerald, a sports writer for the "New York Morning Telegraph". Its popularity since the 1970s is due in part to a promotional campaign by the New York tourist authorities.
List of nicknames of New York City
New York City is frequently shortened to simply "New York", "NY", or "NYC". New York City is also known as "The City" or "The Big City" in much of the eastern United States. Other monikers have the form of "Baghdad on the Subway" or "Hong Kong on the Hudson," a reference in different cases to the city's prominence or its immigrant groups.