when a persons self worth severely exceeds thier abilities. This is usually done in a manner in which the KOFI has no idea they are actually doing anything incorrect, since it makes perfect sense to them.
KOFI can also be used as anything in place of any negative descriptive word.
Man you really KOFI'd that one up.
If you were any more kofi i would have to fire you.
My kofi car battery is kofi dead dangit!
I just had a bad kofi.
That kofi smells, use the bathroom.
That computer is kofi'd up, can you crack the admin password?