The Oxford dictionary regularly adds new words, and in 2014 there were a few digital or social media words added, Cyberespionage, Headcam or Lock Screen to name a few.
As the online lingo develops I'm sure more words will be added, my favourite in this years selection is humblebrag, basically trying to be "modest" while drawing attention to yourself.
Pronunciation: tech sav ey
Well informed about or proficient in the use of modern technology, especially computers: "today’s tech-savvy consumers kids are pretty tech-savvy these days"
Pronunciation: hum bill brag
An ostensibly modest or self-deprecating statement whose actual purpose is to draw attention to something of which one is proud: social media status updates are basically selfies, humblebrags, and rants "All of the dresses I thought about wearing are too big! #humblebrag"
Pronunciation: deep web
The part of the World Wide Web that is not discoverable by means of standard search engines, includingpassword-protected or dynamicpages and encrypted networks: "the biggest weakness of the Deep Web is also its greatest strength: it’s really hard to find anything"
Pronunciation: sub tweet
A post that refers to a particular user without directly mentioning them, typically as a form of furtive mockery or criticism: "while he didn’t include Smith’s Twitter handle, that didn’t stop Smith from seeing the post, taking umbrage, and firing off a subtweet of his own"
Pronunciation: hed kam
A small video camera attached to a hat or helmet or strapped to the head, used especially to provide videofootage from the wearer’s perspective: "he hurtled down the cliff face at speeds of 40mph, all the while filming his descent on his headcam"
Pronunciation: cyber epsion age
The use of computer networks to gain illicit access to confidential information, typically that held by a government or other organization: "improving cybersecurity across government agencies is crucial given the increase in cyberespionage"
Pronunciation: klik bent
NOUN informal (On the Internet) content, especially that of a sensational or provocativenature, whose main purpose is to attract attention and draw visitors to a particular web page: "these recent reports of the show’s imminent demise are hyperbolic clickbait"
Pronunciation: lok screen
A visual interface on a computer or mobile phone which is available before the user has entered a passcode or otherwise activated the full functionality of the device: "a security flaw enabled users to bypass the lock screen"