The word kidding, just with an extra -ing on the end to make it sound cooler.
by Pinecone230296 April 2, 2011
It's just like kidding, only cooler.
You suck, I'm just kiddin' bro.
by wasomegay February 8, 2014
means just kidding. other way to say just kiddin. Used at the end of a sentence to make it completely void, therefore contributing nothing to the conversation and wasting everyone's time.
Nikki- I f@#king hate your guts!!!!
Me- WTF?!?
Nikki- J kiddin!!!
by NikkiandMoss January 21, 2010