1. eat dirt : 含垢忍辱;
2. dirt cheap : adj, adv 非常便宜的(地), 毫无价值的(地);
名词
1. 灰尘;尘土;污物
If there is dirt on something, there is dust, mud, or a stain on it.
2. 泥土;尘土;松土
You can refer to the earth on the ground as dirt, especially when it is dusty.
3. (路面、地面等)土的,泥的
A dirt road or track is made from hard earth. A dirt floor is made from earth without any cement, stone, or wood laid on it.
4. 丑闻;丑事;流言蜚语
If you say that you have the dirt on someone, you mean that you have information that could harm their reputation or career.
5. 说闲话;散布流言蜚语
If someone dishes the dirt on you, they say bad things about you, without worrying if they are true or not, or if they will damage your reputation.
6. 视…如草芥;瞧不起;轻视
If you say that someone treats you like dirt, you are angry with them because you think that they treat you unfairly and with no respect.