look black
Appear threatening or unfavorable, as in The future looked black for Henry after he dropped out of school. This expression employs black in the sense of "boding ill," a usage dating from about 1700. Also see under dirty look.
| 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. |
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