| white flag | |
| —n | |
| a white flag or a piece of white cloth hoisted to signify surrender or request a truce | |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |