1610s, "acrid," from French acrimonieux, from Medieval Latin acrimoniosus, from Latin acrimonia "sharpness" (see acrimony). Of dispositions, debates, etc., from 1775. Related: Acrimoniously; acrimoniousness.
1. His parents went through an acrimonious divorce.
2. He had an acrimonious quarrel with his girlfriend yesterday.
3. His parents went through an acrimonious divorce.
4. There followed an acrimonious debate.
5. His marriage disintegrated , and an acrimonious divorce that took away most of his assets.