Definition of hillhouse:
(n) :
A neighbourhood in Huddersfield, Metropolitan Borough of Kirklees, West Yorkshire, England (OS grid ref SE1417)
(n) :
A suburb of Hamilton, South Lanarkshire council area, Scotland (OS grid ref NS6955).
(n) :
An unincorporated community in Coahoma County, Mississippi, United States.
(n) :
A habitational surname from Old English.