Dictionary Word of the year: UnFriend

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It's prone to cause drama in the online world.

And, according to the New Oxford American Dictionary, it's the word of the year.

"Unfriend" beat out a tech-heavy field that included "netbook," "hashtag" and "sexting" to take the annual honor.

Very 21st century. But I've heard defriend more.

ETA: Seems like there's a debate over unfriend and defriend: 'Unfriend' or 'Defriend?' Facebook Fans Debate.