death blow noun
plural ∼ blows [count] 1 : an act that kills a person or animal
▪ The general received his death blow in battle. 2 : an act or event that causes the end of something
▪ Recent declines in the economy have dealt the ailing company its final death blow.
▪ The general received his death blow in battle.
▪ Recent declines in the economy have dealt the ailing company its final death blow.
