Babe

Babes 

Super hot girls, the most sexy girls.

babes 

a girl you find very attractive, often in a mostly sexual way.

babes 

In the adult business, often a reference to the hottest pornstar girls, or the best looking of the models that do not do hardcore.

In porn, the progression is generally teen, coed, babe, hot wife, MILF, mature, then granny.