Broadening your vocabulary... If you don't know the meaning of "unibrow," "mouse potato" and "manga," the new 2006 update of Merriam-Webster's Collegiate Dictionary, Eleventh Edition, will come in handy. The dictionary won't be out until the fall, so in the interim, check out the dictionary's preview.
It offers a sampling of the news words and phrases that have become part of the popular lexicon. Must stay current, you know. (Fallback plan — have children.)