Some other new additions are:
Dotbomb - An Internet company which has become bankrupt or ceased to operate; a failed or unsuccessful dotcom
Muffin top - A roll of flesh which hangs visibly over a person's (esp. a woman's) tight-fitting waistband
Ego-surfing - The practice of searching on the Internet for mentions of one's own name or the name of one's business, website, etc.
Banh mi - In Vietnamese cuisine: a sandwich comprising a baguette (traditionally baked using a combination of rice and wheat flour) split lengthwise and filled with a variety of ingredients, typically including pâté and/or grilled meat, pickled vegetables, sliced chilli or chilli sauce, and fresh coriander