/dʒɪŋks/

jinx

BrE /dʒɪŋks/

NAmE /dʒɪŋks/

[sing.]

~ (on sb/sth)

bad luck; sb/sth that is thought to bring bad luck in a mysterious way

I’m convinced there’s a jinx on this car.

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jinx

~ sb/sth

jinx it:
To “jinx it” means to bring bad luck to a good situation by talking about success or a positive outcome too early.