(noun)
A contraction of the words chillin and layin. Used when one is layin on a couch doing nothing but chillin.
Girl: Hey what are you guys doin?
Milla: Chillin
Rob T: Layin
Milla and Rob T: CHILLAYIN!
Laid back, relaxing. Being lazy.
Not much just chillayin at home.
I'm chillayin.
Chillay fool your acting stupid...