What's on your mug?

person who goes on Twitter, or talks about said activity

get a life and stop being a complete twatter

By norednecksrequired

twitter ho

Congressional twatters make more news on CNN

By K8northoakland

Someone who spends excessive amounts of time sharing too much information (T.M.I) on Twitter.

Amy: Did you see Hermann's tweet about taking a monstrous shit the other day? Dave: Yea, he's become such a twatter!

By kabaum

When one vents to their own or a friend's vagina similar to the online social networking service called Twitter.

Betty Sue: "I just tweeted on Twitter about how horrid my day was." Anna Joe: "Funny! I just twattered my vagina the same thing a few minutes ago....or maybe that was my grandma's? It's been a long day, Betty Sue :(."

By Meatloaf_Surprise

A person who has just hit you in the face and/or genitals

Jim's a effin' twatter for hitting me

By Mark Weldon