Meaning

noun someone who commits sabotage or deliberately causes wrecks

noun a member of a clandestine subversive organization who tries to help a potential invader

originEtymology tree Middle French savate French sabot Proto-Italic *-āzi ▲ Latin -ereinflu. Latin -āre Old French -ier Middle French -er French -er French saboter French -eur French saboteurbor. English saboteur Borrowed from French saboteur.

Etymology from Wiktionary, CC BY-SA 3.0