An organized refusal to buy, attend, or participate in something (products, events, meetings) as a form of protest or pressure; often used as '〜する' (to boycott).
消費者団体はその企業の製品をボイコットすると発表した。
The consumer group announced they would boycott the company's products.
学生たちが授業のやり方に抗議して講義をボイコットした。
The students boycotted the lectures in protest against the way the classes were run.
多くの国が政治問題を理由に会議をボイコットした。
Many countries boycotted the conference for political reasons.