tath noun 3verb 1forms 3 noun3 •(dialect, no longer used) The dung of livestock left on a field to serve as manure or fertiliser. •(dialect, no longer used) A piece of ground dunged by livestock. •(dialect, no longer used) Strong grass growing around the dung of kine. verb1 •(dialect, no longer used) To manure (land) by pasturing cattle on it.I would have no more ploughed than has been tathed the preceding year — 1808 formstathed · tathing · taths