Definition of slaters:
(n) :
A harsh critic; one who slates or denigrates something.
(n) :
One who lays slates, or whose occupation is to slate buildings.
(n) :
(Scotland, Australia, New Zealand) Any terrestrial isopod crustacean of the genus Porcellio and allied genera; a woodlouse.
(n) :
A surname originating as an occupation.
(n) :
A number of places in the United States:
(n) :
An unincorporated community in Moffat County and Routt County, Colorado.