If all your friends wear jeans to school and you wear checkered slacks, you could say you reject conformity — doing the same thing as everyone else. Conformity definition: action in accord with prevailing social standards, attitudes, practices, etc.. See examples of CONFORMITY used in a sentence. Conformity, the process whereby people change their beliefs, attitudes, actions, or perceptions to more closely match those held by groups to which they belong or want to belong or by groups whose approval they desire. Conformity has important social implications and continues to be actively researched. Conformity is behaviour that follows the usual standards that are expected by a group or society, or the process of a product being made as it was designed. Learn more about the meaning, synonyms, and usage of conformity with examples from the Cambridge English Corpus.