Wiktionary
n. 1 (context cricket English) A weather condition where the light is so poor that the umpires feel that to continue playing would be dangerous. 2 (cx figurative English) An unfavourable presentation.
Usage examples of "bad light".
It was a shining lens of metal, with -- just inward from the rim -- tiny rounded protuberances that in a bad light might have been mistaken for rivets.
Given the flies, it didn't take a genius to figure out why, even in the bad light.
Such mistakes could be employed to cast Pluthrak in a bad light, harming future associations which then might never come to pass.
Then I noticed another bank of switches on one side and painfully spelled out their dim messages in the bad light.
But it was amazing what you could get away with in a bad light, with a few threads of gray horsehair, if you had a gullible enough audience.
Certainly it would not be worth it ssimply to casst the Deyzara in a bad light.
Though the FBI said the files had not been tampered with, what had occurred put the Bush campaign in a bad light.
What I saw in that bad light was enough to make my hair stand up and get split ends.