b300thez or b30th - simply bitches but mostly in a good humoristic way, dunno when the word was created, but Id started using it last year, and soon when the American Pie Wedding was released everybody knew that word heha
the term axe comes from way back in the day, something like, the old blues players would call their instrument their axe, because it was like what they used to work. like a lumberjack uses his axe to do work. i think this is the reason.