1. (noun) Deliberate destruction of or obstruction to something, especially for political or military advantage
The enemy planned sabotage of the railway lines.
O inimigo planejou a sabotagem das linhas ferroviárias.
2. (verb) To deliberately destroy, damage, or obstruct something
They tried to sabotage the peace negotiations.
Eles tentaram sabotar as negociações de paz.
3. (verb) To undermine or subvert someone's plans or efforts
She feared her colleagues would sabotage her promotion.
Ela temia que seus colegas sabotassem sua promoção.