Abby - The girl who always has a good time. The girl who is always making people laugh, and who is easily loved. The girl who is beatiful on the inside and the outside. The girl has slammin hips. The girl whose dedicated, and has a rockin family. The girl who is the best best friend ever, amazing all around!! ancient mesopotamian name for thunderbolt of lightning. The name Abby, was only given to those of great beauty and power. ( Source : Urban Dictionary) *no joke!