1. Horton and Hunt:
“The term deviation is given to any failure to conform to customary norms”.
2. Orville G. Brim Jr:
“Deviance can be defined as failure to conform to the expectations of other persons”.
3. Louise Weston:
“Deviance can be defined as behaviour that is contrary to the standards of conduct or social expectations of a given group or society’.
4. M.B. Clinard suggests that the term deviance should be reserved for “those situations in which behaviour is in a disapproved direction and of sufficient degree to exceed the tolerance limit of society”.
5. In simple words, deviance many be defined as the act of going against the group-shared expectations and norms.