Pace Fat
(n) Colloquial declaration, made before patting the face of someone who has just said or done something strange or unintelligent. The patting of the face leaves this person feeling uncomfortable after his or her past actions.
Peter: Hey guys, I just wasted my study time adding to Urban Dictionary!
Soni: PACE FAT!!!
*Pats Peter's face*
Soni: PACE FAT!!!
*Pats Peter's face*