A gathering of nerds attempting social contact, likely for the first time. Usually disintegrates into everyone running to the nearest computer to type to one another.
Tommy: Hey Jethro, quit playing WoW its time to meet some folks at the tweetup!
Jethro: Oh yeah I forgot about that, I can't wait to meet BigBootay421 at the tweetup, but first I need to slay this orc!
1. A person who is unable or unwilling to be shown how to tweet on Twitter. Most often a technologically challenged individual, usually associated with advanced age.
2. The complete fear of Twitter or anything associated with it.
Teen: My dad is such a tweetaphobic! He doesn't even have a cell phone!!!! HE IS SO 50's!!!!!
To cram a "tweet" on Twitter in Twitter's 140 character limit using an intense level of chat-speak ; a hybrid between the terms "chat-speak" and "tweet."
One of the positive few uses for chat-speak.
Here is an example of a normally literate person using Tweetspeak in order to relay his message in under 140 characters:
"@person I'm going2have 2 bail on Noah and the Whale this weekend, man. Sorry. I would love2go,but I'm snowed under w/ an essay deadline."
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.