selfie noun, informal
(also selfy; plural selfies)
a photograph that one has taken of oneself, typically one taken with a smartphone or webcam and uploaded to a social media website
The Oxford English Dictionary has named "selfie" its word of the year for 2013, cementing the term's place in today's lexicon. The now ubiquitous act of taking a self-portrait and sharing it on social media has become so popular as to represent the most important word of the year.