The paper discussed the place of language in Curtailing Societal Vices in Nigeria. It was mentioned that there is high rate of vices in Nigeria.  Among the societal vices identified were youth and political thuggery, youth restiveness, cultism, armed robbery, kidnapping, sexual violence, insecurity, and examination malpractice, which are causing a setback to national development. Various functions of language in the society were discussed. It was also mentioned that language is key in curtailing such vices because it is through language that parents, teachers, religious leaders and government can use to enlighten the Nigerian populace to desist from the societal ills. It was concluded that language is very important in human society and no nation can succeed without given priority to language education.