whitewash >> ˈwʌɪtwɒʃ
Definition: [noun] a solution of lime and water or of whiting, size, and water, used for painting walls white.
Definition: [noun] a deliberate attempt to conceal unpleasant or incriminating facts about a person or organization in order to protect their reputation.
Example: the opposition called the report ‘a whitewash’
Definition: [noun] a victory by the same side in every game of a series.
Example: the Lions went downhill to a 4–0 whitewash
Definition: [verb] paint (a wall, building, or room) with whitewash.
Example: the brick walls have been whitewashed
Definition: [verb] deliberately attempt to conceal unpleasant or incriminating facts about (someone or something).
Example: most sources prefer to ignore or whitewash the most disturbing aspect of such reports
Definition: [verb] defeat (an opponent) in every game of a series.
Example: Ireland were whitewashed 5-0