
This study aimed at finding out Assessing the Roles of Language in Curbing Substance Abuse among Senior Secondary School Students in Nigeria. Descriptive research design was employed in carrying out the study. Questionnaire was the instrument used in collecting data from the five hundred and seventy-one (571) respondents who were teachers in senior secondary schools in Nigeria. The study revealed that peer pressure, cheap and availability of drugs among others were the major causes of substance abuse among senior secondary school students in Nigeria, depression, poor academic performance insecurity amongst others major consequences of substance abuse among senior secondary school students in Nigeria while communicating with substance abusers in the language they will understand especially the mother tongue (L1) among others were the possible solutions to substance abuse among senior secondary school students. The study recommended among others that the government agencies, especially National Drug Law Enforcement Agency (NDLEA), National Agency for Food and Drug Administration and Control (NAFDAC) and other concerned organizations should intervene and engage in sensitization programmes and establish links with schools in order to bring the menace of substance abuse under control.