Definition of a shadow of (a) doubt
- We need to convince him beyond a shadow of (a) doubt that that the plan is sound.
- There is not a shadow of (a) doubt that he is lying.
: partial darkness or obscurity within a part of space from which rays from a source of light are cut off by an interposed opaque body
: a reflected image
: shelter from danger or observation
: shelter, protect
: to cast a shadow upon : cloud
: to shelter from the sun
: of, relating to, or resembling a shadow cabinet
: having an indistinct pattern
: having darker sections of design
What made you want to look up a shadow of (a) doubt? Please tell us where you read or heard it (including the quote, if possible).