sab‧o‧teur /ˌsæbəˈtɜː $ -ˈtɜːr/ noun [countable]
[Date: 1900-2000; Language: French; Origin: saboter; ⇒ sabotage²]
someone who deliberately damages, destroys, or spoils someone else’s property or activities, in order to prevent them from doing something:
The lorries were wrecked by saboteurs.
⇒ hunt saboteur

[TahlilGaran] Dictionary of Contemporary English ▲