Definition of thatchers:
(n) :
A person who installs thatch as a roofing material.
(n) :
A device which removes dead grass clippings from a lawn. (Technically a dethatcher, often a lawnmower attachment.)
(n) :
Margaret Thatcher, former British Prime Minister.
(n) :
An occupational surname originating as an occupation for someone who covered roofs in straw.
(n) :
A number of places in the United States:
(n) :
A town in Graham County, Arizona.