A purge is a cleansing or purification; in politics it means the forcible removal of undesirable people from political activity, etc. Purge or The Purge may also refer to: Purge (occupied Japan), the forcible removal of undesirable Japanese from public service during occupation of Japan Great Purge, a campaign of political repression in the Soviet Union which occurred from 1936 to 1940 The archaic term for emetic, a medicine to induce vomiting. Purging disorder, an eating disorder characterised by self induced vomiting, colloquially known as "purging" Genetic purging, the enhancement of selection against deleterious alleles that is prompted by inbreeding Purging (gas), a fire and explosion prevention procedure to avoid the formation of an ignitable atmosphere Purging (manufacturing), a cleaning process of injection molding to clean thermoplastics molding machines and extruders.