Definition of westby:
(n) :
A town in Sheridan County, Montana, United States.
(n) :
A city in Vernon County, Wisconsin, United States, named after Norwegian Ole T. Westby.
(n) :
A rural community in the City of Wagga Wagga, New South Wales, Australia.
(n) :
A locality in the Shire of Gannawarra, northern Victoria, Australia
(n) :
A village in Westby-with-Plumptons parish, Fylde district, Lancashire, England (OS grid ref SD3831).
(n) :
A hamlet in Bitchfield and Bassingthorpe parish, South Kesteven district, Lincolnshire, England (OS grid ref SK9728).