a solution of lime and water or of whiting, size, and water, used for painting walls white

a deliberate attempt to conceal unpleasant or incriminating facts about a person or organization in order to protect their reputation

the opposition called the report ‘a whitewash’

a victory by the same side in every game of a series

the Lions went downhill to a 4–0 whitewash

paint (a wall, building, or room) with whitewash

the brick walls have been whitewashed

deliberately attempt to conceal unpleasant or incriminating facts about (someone or something)

most sources prefer to ignore or whitewash the most disturbing aspect of such reports

there have been efforts to whitewash the minister's grim record

defeat (an opponent) in every game of a series

Ireland were whitewashed 5-0