A reaper is a farm tool or machine for harvesting grain. It comes from the word "reap", which means "to take" or "to cut", due to the association with the Grim Reaper.
Usage
See Special:Whatlinkshere/Etymology:Reaper for a list of articles using this term.
This is an etymology page: a page detailing the origins of terminology used in the series in regards to real world culture and history.