As a verb:
* Signifier: To mean, to signify (e.g., "This word means something else in French.")
* Vouloir dire: To mean, to intend to say (e.g., "What do you mean by that?")
* Importer: To matter, to be important (e.g., "It means nothing to me.")
As an adjective:
* Méchant: Mean, cruel, unkind (e.g., "He's a mean person.")
* Moyen: Average, mediocre (e.g., "He has mean grades.")
* Pauvre: Poor, lacking in resources (e.g., "He's mean in money.")
As a noun:
* Moyenne: Average, mean (e.g., "The mean of these numbers is 10.")
To clarify the best translation for "mean", please provide the context or sentence where you encountered the word.