whitewash

IPA: wˈaɪtwɑʃ

A lime and water mixture for painting walls and fences bright white.
(sports) A complete victory or series of victories without suffering any losses; a clean sweep.
(politics) A campaign to paper over unfavorable elements; (everyday life) pretense.
(cooking) The most basic type of thickening agent, flour blended with water to make a paste.
(obsolete) Any liquid composition for whitening something, such as a wash for making the skin fair.
(UK, slang, obsolete) A glass of sherry as a finale, after drinking port and claret.

To paint over with a lime and water mixture so as to brighten up a wall or fence.
(figurative) To cover over errors or bad actions.
(dated, transitive) To repay the financial debts of (another person).
(baseball, slang, dated, late, 19th century, archaic) To prevent a team from scoring any runs.
(US, UK, slang) In various games, to defeat (an opponent) so that they fail to score, or to reach a certain point in the game; to skunk.
(derogatory) To make over (a person or character, a group, an event, etc) so that it is or seems more white, for example by applying makeup to a person, or by discounting the participation of people of color in an event and focusing on only white participation.

Examples of "whitewash" in Sentences

The company tried to whitewash its unethical practices with a flashy marketing campaign
Critics accused the documentary of attempting to whitewash the controversial history of the event
Instead of addressing the issue, the report seemed to whitewash the problems within the organization
The artist chose to whitewash the old mural, believing a fresh start was necessary for the community
Many felt that the government's response was a mere whitewash, overlooking the real challenges faced by the citizens