To kill a vibe with a dead joke or just your presence.
*Matthew Barnes speaks

“You’re jeffing it 😔”
by Ops on fazal 69 September 26, 2019
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A Kansas City term for "faking" or being fake in general.
" Yo George stop jeffing with Ben, you was just talking bad about this dude a few days ago."
by Gmoney289 January 15, 2018
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The act of taking an egg, with draw on face with square glasses on a night out. Often involving taking photos of said egg in unusual scenes.
I went Jeffing last night! He got smashed!
by Kyle454 December 24, 2012
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to contribute nothing: useless; to be useless
i was jeffing it in the back when you needed some help
by incomingTRASH February 21, 2010
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do tell him that while of course I can't jef you, I'm still carrying on where he left off...
by boykitten August 30, 2007
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To have the world at your finger tips and throwing it all away;
To let one down
by Kirkyardrailfan December 11, 2018
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