I suppose we have Anthony Weiner to thank for that one...
Also being added to the dictionary this year (as defined by me):
Flexitarian: Someone who thinks it's "cool" to be a vegetarian but knows that a life without meat is not worth living;
Obesogenic: An invented term used to divert personal responsibility for one's own body mass -- i.e. "Don't blame me, I grew up in an obesogenic household.";
Energy drink: A disgusting drink loaded with caffeine that bears a striking resemblance urine;
Life coach: Someone who focuses on solving other peoples' problems to avoid dealing with their own; and