Real Dictionary

purge
verb: To purge an organization of its unacceptable members means to remove them from it. You can also talk about purging people from an organization.

purge in American English
the act of purging
to become clean, clear, or pure
to cleanse or rid of impurities, foreign matter, or undesirable elements
intransitive verb: to become cleansed or purified
noun: the act or process of purging
transitive verb: to rid of whatever is impure or undesirable; cleanse; purify

purge in Automotive Engineering
verb: If you purge a fluid from a container or system, you drain and remove all traces of it.

purge in British English
noun: the act or process of purging
verb: to rid (something) of (impure or undesirable elements)

purge in Chemical Engineering 1
verb: To purge a solute from an adsorbent means to remove it by washing with a clean solvent.

purge in Chemical Engineering 2
noun: A purge is the process of putting a lot of fluid into a vessel to get rid of unwanted substances.