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Someone who is a slut and stores cum inside them.
Anna is a dirty little whore of a cum bank
by deliberatemistake88 March 08, 2007
A hole in a lady (or man) where a payload is deposited by a man and he receives great short-term interest from his investment. cum dumpster
I choose to do my cum banking with Lauren as she has an excellent return rate.
by ska23 April 07, 2010