It literally means "nothing". You would use it when someone says "thank you!" or "that was great!", to which you would reply with "Eh, it was nothing". So "Eh, pas rien" :D
c'est rien /or / ce n'est rien means that's nothing in French.
"Ne rien" in French means "nothing" or "not anything." It is often used in negations to indicate the absence of something.
"Du rien" in French means "of nothing" or "nothing." It is often used to express insignificance or lack of importance.
It means, "there is nothing". Il n'y a rien dans l'auto - would mean, "There is nothing in the car".
Rien means 'nothing' or the negative form of 'anything' depending on the context. For example, -"Qu'as-tu fait" (What did you do?) -"Rien." (Nothing.) or -"Je n'ai rien fait." (I didn't do anything.) Note that rien is used in the place of 'pas' and is one of the many forms of the negative in French (e.g. ne...rien, ne...aucun, ne...personne).
"You are nothing without me"
The French expression is: "Ne rien entendre, ne rien voir, ne rien dire".
ne faites rien
"It is nothing" translates to "Ce n'est rien" in French.
qui ne veut rien dire
nothing = rien nothing at all = rien du tout
rien