To whitewash a problem by creating memes or content around pop culture to distract people from the issue at hand.
To detract public attention from the delayed payment of fuel subsidies to bus drivers amidst high fuel prices, the city transport department has resorted to memewashing the issue by posting edited images of anime characters "riding" the bus for online appraisal.
Meatwashed is a general term for someone who really likes meat and or is unaware of where meat comes from.
Meatwashed can also be used as a general insult for an ignoramus.