Acronym of "Bite my shiny
metal ass", a phrase used by the acerbic,
beer swilling robot "Bender Bending Rodriguez" in the Fox TV show "
Futurama"
Fry: Hey! A phone booth! I can call my nephew.
<An impatient robot joins the queue behind him. It is more or less
human-shaped, grey, with an antenna on
top of it's head.>
Fry: Wow, a real live robot! Or is that some kind of cheesy New Year's costume?
Bender: Bite my shiny metal ass!