1of poor quality or a low standard:a bad diet bad eyesight not able to do a particular thing well:I’m so bad at names a bad listener [attributive] not appropriate in a particular situation:morning was a bad time to ask Andy about anything
2not such as to be hoped for or desired; unpleasant or unwelcome:bad news it was the worst day of his life bad luck (of something causing pain, danger, or other unwelcome consequences) severe or serious:bad headaches a bad crash unfavourable; adverse:bad reviews (
bad for)
having a harmful effect on:soap was bad for his face
3lacking or failing to conform to moral virtue:the bad guys bad behaviour (of language) using words generally considered offensive.
4(of a part of the body) injured, diseased, or painful:a bad back [as complement] (of a person) unwell:I feel bad
5(of food) decayed; putrid:everything in the fridge went bad (of the atmosphere) polluted; unhealthy:bad air
6 [as complement] regretful, guilty, or ashamed about something:working mothers who feel bad about leaving their child
7worthless; not valid:he ran up 87 bad cheques
8 (badder, baddest) informal, chiefly
North American good; excellent:they want the baddest, best-looking Corvette there is
badly:he beat her up real bad
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1to ruin: I hate to see you going to the bad
2in deficit:he was £80 to the bad
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