ultimatum
🇺🇸
/ˌʌltɪˈmeɪtəm/
🇬🇧
/ˌʌltɪˈmeɪtəm/
A demand that someone must do what you say or else you will do something unpleasant to them.
The company gave the workers an ultimatum: accept the new contract or lose their jobs.
会社は労働者に対して最後通牒を出しました:新しい契約を受け入れるか、仕事を失うか。