Also found in: Thesaurus, Acronyms, Wikipedia.
A preemptive attack against an enemy, especially one using nuclear weapons against an enemy armed with nuclear weapons.
a preemptive use of nuclear weapons in a conflict.
The first offensive move of a war. (Generally associated with nuclear operations.)
Switch to new thesaurus
|Noun||1.||first strike - the initial use of nuclear weapons to attack a country that also has nuclear weapons; considered feasible only when the attacker can destroy the other country's ability to retaliate; "the Pakistani president promised no first strike against India"|
strike - an attack that is intended to seize or inflict damage on or destroy an objective; "the strike was scheduled to begin at dawn"