Manhattanhenge
Proper noun
Meaning
Manhattanhenge
(US) A circumstance which occurs twice a year, during which the setting sun aligns with the east–west streets of the main street grid in the borough of Manhattan in New York City.
Examples
This weekend is Manhattanhenge, the moment when the setting sun aligns precisely with Manhattan’s street grid.
In May, I detoured one night in order to catch a glance of Manhattanhenge and saw its before I encountered the event itself.