a situation of great danger, which will cause something very bad to happen soon:
• Our policies will only cover abortion counselling for a woman whose pregnancy places her life in imminent peril.
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imminent peril UK US noun [U]
► INSURANCE, LAW a situation in which something very bad is likely to happen, for example that you might be so badly hurt that you are unlikely to survive: »
Under California law, a person may use deadly force in self-defense if they believe they are in imminent peril of death or serious injury.
Financial and business terms. 2012.