(adj.) To use extremely old examples of quotes and actions from a famous individual in an attempt to ruin their career.
I saw some dude on Instagram trying to James Gunn Cody Ko because he said the N word once. Shit's getting out of hand.

Did you hear Kevin Hart is banned from hosting the Oscars this year? That dude got straight up James Gunn'd.
by Emo Tobey Maguire.jpg March 15, 2019
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Ahahahahahahaha! Aha! Aaaahahahahahahahahahaaaa! Not stoping anyone from doing anything are we boyos? Hahahahahahahahahahahahaha!
Hym "I just heard about the James Gunn thing and it's hilarious because it's WORSE! HA! HAHAHAHAHA! AHA! AAAAHAHAHAHAHAHA!!!"
by Hym Iam March 12, 2023
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Someone who is so stupidly self centered that they lose the sight of what is best for business and make the biggest mistake like Recasting Superman.
dc really james gunned the superman movie.
by Yashh55 December 16, 2022
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If you make a joke on the internet and it brings negative consequences, that's pulling a James Gunn.
Kevin Hart isn't hosting the Oscars, why?

He made jokes about gay people like 10 years ago.

Damn, he Pulled a James Gunn...
by BushSage December 18, 2018
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