It was noted today in the NYT that the online Oxford Dictionary has just added a passel of new words--words like "twerk"
twerk
Pronunciation: /twəːk/
verb
[no object] informal
Dance to popular music in a sexually provocative manner involving thrusting hip movements and a low, squatting stance:just wait till they catch their daughters twerking to this song.
Usage: twerk it girl, work it girl
Origin: (1990s) probably an alteration of work
http://bits.blogs.nytimes.com/2013/08/28/oxford-dictionaries-online-adds-selfie-emoji-and-other-tech-oriented-terms/?hp
The culture is leaving me back at the station.