another nail in (one's) coffin(redirected from another nail in our coffin)
another nail in (one's) coffin
Another negative event that contributes to one's downfall or to something's failure. Aw man, our rival's new product just came out to rave reviews. There's another nail in our coffin. If my parents find out that I failed my exam, it will be another nail in my coffin, and they may never let me go out again!
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