seal somebody's fateCERTAINLY/DEFINITELYto make something, especially something bad, sure to happen 决定某人的命运〔尤指厄运〕 The outbreak of war sealed the government’s fate. 战争爆发使政府的命运成为定局。
seal somebody’s fate• Rogerson's fate was sealed when he got behind the wheel of his car, completely drunk.
→ seal somebody’s fate at seal2(1)