Devoid reaction to something which should prompt a high emotional response / When you couldn't care in the slightest. Usually accompanied by stoic expression and raising of the shoulders.
HER: Oh my God!!! I've had the worst week of my life! Lost my job, found out my boyfriend has been cheating on me and given me and STD! Mortgage is overdue and I'm broke since i was mugged last weekend and then my cat had to be put down yesterday!!
UNSYMPATHETIC FRIEND: (shrugsville)