To disrespect someone means to show them that you don't value or honor them. When you disrespect a person, you treat them as if they don't matter or don't deserve consideration. This might mean interrupting them constantly, ignoring their rules, mocking their ideas, or dismissing their feelings.

Disrespect can be obvious, like calling someone names or deliberately disobeying a teacher's instructions. But it can also be subtle: rolling your eyes when someone speaks, using a sarcastic tone, or “forgetting” to do something you promised. Sometimes disrespect happens through words, but sometimes it's all about attitude and behavior.

The word also works as a noun: you can show disrespect toward someone or treat them with disrespect. When someone says “That's disrespect,” they mean the behavior crossed a line from disagreement or frustration into territory that attacks someone's dignity.

Disrespect damages relationships because it signals that you don't see the other person as worthy of basic consideration. You can disagree with someone's ideas or rules without disrespecting them as a person. The difference lies in whether you're challenging their position or attacking their worth. A classroom can handle disagreement and debate just fine, but disrespect makes it nearly impossible for people to work together or trust each other.