A Jack moment is when someone makes an unfunny Sus joke or normal joke that’s cliche
Nate: oh I’m bout kick your ass
Jack: I’m bouta eat your ass
Kayden: Jack moment
by Doritomuncher January 10, 2022
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A moment where your penis refuses to get hard . Even when you hot girl friend wants you . You are probably gay.
alex: lets do it!
Jordan: i cant its not hard D=
alex : LOL JACK MOMENT

Jordan : i fail D=
by zero0077 July 11, 2009
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A Jack moment is when you have an incredibly easy putt/hit, but because you are getting over par your pride persuades you to full force your ball into the nearest out of bounds zone in dramatic display of childish incompetence.
Person A: All my boys out here are cracked at golf.
Person B: Nah dude, Kyle is having a Jack moment cause he went over par.
by The Big Prophet December 13, 2020
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