As an adjective:
* malo/mala: This translates to "bad" or "evil" and refers to a person's character. For example, "He's a mean person."
* cruel/brutal: This translates to "cruel" or "brutal" and refers to a person's actions. For example, "He was mean to the animals."
* grosero/grosera: This translates to "rude" or "disrespectful" and describes someone's behavior. For example, "She was mean to the waiter."
* poco amable: This translates to "unfriendly" or "not kind." For example, "She's a mean person, not friendly at all."
As a verb:
* significar: This means "to mean" or "to signify" and refers to the meaning of words or actions. For example, "What does this word mean?"
* querer decir: This means "to mean" or "to intend" and refers to the speaker's intention. For example, "What do you mean by that?"
As a noun:
* media: This translates to "average" or "mean" in the mathematical sense. For example, "The mean temperature was 25 degrees."
To give you the most accurate translation, please provide me with the context of the word "mean." For example, are you talking about a person, a situation, or an action?