deviant behavior(redirected from Informal deviance)
de·vi·ant be·ha·vior(dē'vē-ănt bē-hāv'yŏr)
Activity that is proscribed by custom, social mores, or laws intended to curb or discourage such activity.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
Any behavior considered to be grossly abnormal.
Medical Dictionary, © 2009 Farlex and Partners