Definition von peacenik im Englisch Englisch wörterbuch
Someone who publicly opposes armed conflict in general, or a particular conflict; or who publicly opposes the proliferation of weapons; a pacifist or dove. The term is pejorative, unlikely to be used by those to whom it is applied
someone who prefers negotiations to armed conflict in the conduct of foreign relations
If you describe someone as a peacenik, you mean that they are strongly opposed to war