1. 特别便宜：dinner party 晚宴 | dirt cheap 特别便宜 | do one's best 尽某人最大的努力

2. 毫无价值的：dirt 污垢 | dirt-cheap 毫无价值的 | dirt-poor 非常穷困的

3. 非常便宜：The man directed his step to the small village. 那个人朝小村庄走去. | dirt cheap非常便宜: | Tomatoes are dirt cheap in summer. 夏天西红柿非常便宜.

4. 便宜透顶：What's the dirt? [俚]最近有什么新闻(指丑闻)? | yellow dirt [蔑]黄金 | dirt cheap 便宜透顶

adj

1. very cheap

e.g. a dirt cheap property