jinx

interjection

Originally and chiefly in children's speech: an exclamation used after two people utter the same word or phrase in the same moment

game or phenomenon where two people unintentionally speak the same phrase simultaneously
curse attracting bad luck in superstition and folklore

Pronunciation: /d͡ʒɪŋks/

Etymology: From jynx in the transferred sense “a charm or spell”.

Used after the same thing is said by two people simultaneously.
“Bart: I'm telling Mom and Dad! / Lisa: You're telling who? / Bart: Mom and Dad! / Girls: MOM AND DAD? JINX! / Janey Powell: Now you can't talk, 'til somebody says your name!”

Etymology: From jynx in the transferred sense “a charm or spell”.

Etymology: From jynx in the transferred sense “a charm or spell”.

To cast a spell on.
To bring bad luck to.
To cause something to happen by mentioning it. Often used sarcastically.
““So you'll all be near New York!” Maggie says. “We don't know for sure yet.” Sara stresses. “Don't jinx it.””
“I've no idea if she guessed what I was intending to do. I don't know why I was so reluctant to talk about it, even to her. Maybe I was afraid that verbalising my intentions would jinx it in some way.”
To cause a bad outcome through verbal expression of certainty about a good situation or result. See knocking on wood, which is supposed to mitigate this effect.