A name for rehabRehabilitation from addiction to a substance or harmful behavior. The term is often used to refer to in-patient facilities. Rehab usually consists of an intensive course of behavior modification which may include therapy, medication, and oversight. More centers designed to attract (usually well off) addicts from other areas and the addicts engaging in this process. They may be designed to attract customers due to the exotic location or in the case of centers in other countries, their lower prices.