Definition of whitewash
- whitewash Noun A lime and water mixture for painting walls and fences bright white.
- whitewash Noun A complete victory or series of victories without suffering any losses; a clean sweep.
- whitewash Verb To paint over with a lime and water mixture so as to brighten up a wall or fence.
- whitewash Verb To cover over errors or bad actions.
- whitewash Verb To prevent a team from scoring any runs.