Grandma Jibs
A girl with an ugly face and messed up teeth, usually very obnoxious and/or overweight.
Grandma Jibs: This party is awesome!!! I'm all wasted and shit, yeah!!!
Me: Ohhh? That is neat. I'm going to call you Grandma Jibs.
Grandma Jibs: Why?!?
Me: Eh, don't worry about it.
Grandma Jibs: Cool!
Me: Ohhh? That is neat. I'm going to call you Grandma Jibs.
Grandma Jibs: Why?!?
Me: Eh, don't worry about it.
Grandma Jibs: Cool!