Dumbo is short for Down Under the Manhattan Bridge Overpass.
This waterfront neighborhood in Brooklyn, New York City, as the name suggests, sits beneath Manhattan Bridge, sandwiched between the Brooklyn Bridge and the Vinegar Hill neighborhood.
It is thought the acronym was coined in the 1970s and use of the name became more popular from the late 1990s when a period of revitalization saw its industrial buildings repurposed as residential apartments and offices