Noun
Manhattanism (uncountable)
A style of architecture and urban design associated with the American borough of Manhattan, New York, with tall buildings that support the norms of congestion and overpopulation.
Ostensibly, S,M,L,XL gives a record of the actual implementation of "Manhattanism" throughout the various (mostly unrealized) projects and texts OMA had generated up to that time. Source: Internet