Merriam-Webster's Collegiate® Dictionary, 11th Edition
BUGGER
I. noun
Etymology: Middle English bougre heretic, from Anglo-French bugre, from Medieval Latin Bulgarus, literally, Bulgarian; from the association of Bulgaria with the Bogomils, who were accused of sodomy
Date: 1555
sodomite ,
2. a worthless person ; rascal , fellow , chap , a small or annoying thing ,
II. transitive verb
Date: 1598
to commit sodomy with, damn , to put into disorder ; bungle , botch ,
III. noun
Date: 1955
a person who plants electronic bugs