first use
Maiden employment of
First use refers to the initial employment of something, especially in military contexts where it means launching an attack before the enemy does—particularly with nuclear weapons.
A first-use policy permits striking first rather than only retaliating.
No first use is a pledge not to initiate nuclear war.
In intellectual property, first use establishes when a trademark began operating in commerce.
- debutFirst public appearance
- inauguralFirst in office
- maidenUnmarried young woman
- maiden voyageShip's initial journey
- initialName's opening letter
premiere · pioneer · original · day one · introduction · launch · virgin · blank slate · baptism · christening · breakthrough · untested · test run · trial run · prototype · trial · experiment · novelty