Derived from the word twet, as used by @CelestialBeard, aka Thom J.
And if nothing else, they make sitting on the can a lot less boring.
2. To all TWETKINS: Could you please RT the following hashtag/link? It's for an important cause.
3. John: Who should I follow on Twitter?
Sam: Well, why not try @OhWonka or @BigKnickersBot? Loads of TWETKINS I know follow them because they're fucking hilarious.
John: You sound like such a douche when you say "Twetkins". What's wrong with just "Twitter accounts", or "friends", or even "homies"?
Sam: One takes too long to say, one applies to Facebook as well and the other can be used anyfuckingwhere. You still my twet bro (friend), right?"
John: <-< >-> o-O O-o ... Ummm, yeah. *makes a mental note to unfollow Sam later on*