What is Kelsi?
1.
To leave ones used cum in a girls orifices.
"Dude, why are you kelsing in that whore!"
See
2.
1. to be kelsi is to being throw into your loft in god all hours of the night because you have just drank yourself into oblivion.
2. extreme hitting when you get drunk
"god you are such a kelsi"
"You were being such a kelsi last night"
3.
see stooch or jonathan.
OMG that girl looks like a kelsi.
SHEW that kelsi lookin girl..is so nasty...i can smell her from over here.
See
