breastectomy 

This is what the average teenage girl calls a mastectomy

My grandma just had a double breastectomy--she got her boobs chopped off!

breastectomy by lidocaine February 4, 2010

bastectomy 

noun: meaning: the act of removing or having removed a bastard from your life completely.

Friend #1: Are you still drinking a 750ml of vodka each night?"

Friend #2 Nah, I'm down to 2 mojito's like a normal person."

Friend #1 Wow, how'd you manage that? AA?

Friend #2 Well honestly, I feel so much better now that I've had my bastectomy, I don't have a problem anymore..hiccup."

Also see: bastectimologist. (The person who removes the bastard from said life, often a professional or a new bastard)

bastectomy by Cathi Robertson June 17, 2008