Pas means not, but is not generally used alone. It is most commonly used with ne; je ne suis pas (I do not have).
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"pas" is either "step" (same root as "pace"), or it is part of the "ne ... pas" negation form for a verb. For instance: "je ne veux pas" is "I do not want".
tu ne parles pas français mean : you don't speak French
"Il n'est pas" in French means "He is not" in English.
You can say "Je n'ai pas" in French to mean "I don't have."
In French, you would say "Je ne comprends pas" to mean "I do not understand."
You can say "Je ne suis pas français" in French to mean "I'm not French."
tu ne parles pas français mean : you don't speak French
tu n'es pas gentil, pas gentille
Pas mal means 'not bad' in French.
"Il n'est pas" in French means "He is not" in English.
You can say "Je n'ai pas" in French to mean "I don't have."
it means not you
n'a pas été
It means "not"
Either not or a step
it means "not me"
"je n'ai pas d'animal" means "I have no pet / no animal" in French.
pas trés bien - not very well