Definition of "Purge" :
noun: an abrupt or sudden removal of a person or group from an organization or place
"He died in a purge by Stalin."
noun: an act of removing by cleansing; ridding of sediment or other undesired elements
noun: the act of clearing yourself (or another) from some stigma or charge
verb: excrete or evacuate (someone's bowels or body)
"The doctor decided that the patient must be purged."
verb: eject the contents of the stomach through the mouth
"He purged continuously."
verb: rinse, clean, or empty with a liquid
"Purge the old gas tank."
verb: rid of impurities
"Purge the water."
verb: make pure or free from sin or guilt
verb: clear of a charge
verb: oust politically
"Deng Xiao Ping was purged several times throughout his lifetime."