1. To disown, refuse to deal with, or disclaim association with someone or some place as a result of something or another person. A noun or pronoun is used between "renounce" and "for." I know it goes against your moral convictions, but I would think long and hard before renouncing your son for his decision. He claims he is renouncing his country for its participation in the war.

2. To formally or officially give up claim, title, right, etc., for a particular purpose or reason. A noun or pronoun is used between "renounce" and "for." He renounced his claim to the throne for a chance to lead a free, unencumbered life. Don't be so quick to renounce your citizenship for short-term tax benefits.

3. To give up some habit, activity, or practice for a particular purpose, reason, or occasion. A noun or pronoun is used between "renounce" and "for." I'm planning on renouncing cigarettes for Lent, and I'm hoping I'll be able to stay off them for good after that. My brother renounced eating meat for health reasons as well as ethical ones.

4. To declare one's rejection of some belief, ideology, position, etc., in favor of something else. A noun or pronoun is used between "renounce" and "for." My brother renounced Christianity for Judaism when he was in college. The small nation renounced capitalism for socialism in the late 1970s.