The definition of hardship is adversity, or something difficult or unpleasant that you must endure or overcome.
(noun)An example of hardship is when you are too poor to afford proper food or shelter and you must try to endure the hard times and deprivation.
See hardship in Webster's New World College Dictionary
noun
Origin: ME heardschipe: see hard & -ship
See hardship in American Heritage Dictionary 4
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