The Oxford Dictionary Online recently updated its catalog with these unfortunate additions.
Twerking: dance to popular music in a sexually provocative manner involving thrusting hip movements and a low, squatting stance
It is physically impossible for Miley Cyrus to go more than three minutes without twerking.
Phablet: a smartphone having a screen which is intermediate in size between that of a typical smartphone and a tablet computer
My father didn't want to get me an iPad so I got stuck with this phablet.
Derp: used as a substitute for speech regarded as meaningless or stupid, or to comment on a foolish or stupid action
Herp-a-derp-a-doo.
Via reddit.com
Selfie: a photograph that one has taken of oneself, typically one taken with a smartphone or webcam and uploaded to a social media
In hindsight I shouldn't have taken that selfie at my grandfathers funeral.