white as a sheet (redirected from white as the driven snow)

*white as a sheet and *white as a ghost; *white as snow; *white as the driven snow

[of someone] extremely pale, as if frightened. (*Also: as ~.) Marilyn turned as white as a sheet when the policeman told her that her son had been in a car wreck. Did something scare you? You're white as a sheet! Jane made up the bed with her best linen sheets, which are always as white as snow. We have a new kitten whose fur is white as the driven snow.

See also: sheet, white