1. treating someone with cruelty or violence, especially regularly or repeatedly
2. using harsh, insulting, or offensive language
3. involving the improper use of something in a way that is harmful or wrong

Examples

• The children were removed from their abusive home.
• He left the abusive relationship after years of suffering.
• The coach was fired for his abusive treatment of players.
• She received abusive messages on social media.
• The politician faced criticism for his abusive language.
• The company was accused of abusive business practices.
• Abusive use of prescription drugs can be dangerous.