Where does “lur” come from?

lur (Swedish) comes from Swedish lura, from Middle Low German luren.

lur (Swedish): a horn; an ear trumpet; a headphone, a headset

Definitions

Step	Language	Word	Meaning
1	Swedish	lura	to trick, to fool, to deceive, to lure; to stalk,...
2	Middle Low German	luren	—

lur — Etymology, Origin & Word History | Etymology Explorer