![Boswash Boswash](https://www.tekportal.net/wp-content/uploads/2018/12/boswash.png)
Boswash [baws-wosh, -wawsh, bos-] Word Origin noun Informal.
- the heavily populated area extending from Boston to Washington and including New York City, Philadelphia, and Baltimore.
Origin of Boswash Bos(ton) + Wash(ington)
Boswash [baws-wosh, -wawsh, bos-] Word Origin noun Informal.
Origin of Boswash Bos(ton) + Wash(ington)