Twit Wit 

Any simpleton that uses or posts on Twitter

This twit wit at the office was going on about an NHL tweet

Twit Wit by Walter Pigeon June 9, 2009

twitwit 

Someone who demonstrates their lack of intelligence on Twitter through apparent illiteracy, stupidity, or ungodly volume of tweets that causes viewers to wonder what else they do with their time.

Did you see Sarah's tweet last night? "Goin' 2 a partee an gon gettt drunkkk boiiizzzz"...what a twitwit.

twitwit by GeorgeDW September 24, 2011

Twi-Twit

Another name for a Twilight fan freak. A person who love twilight so much they have to worship it and attack people who don't

Girl 1: Omg I lurrrrrrv Twilight! Edward is so hawwwt
Girl 2: Jacob is lyek hotter lolololololololol
Jessica: What the hell are you talking about?
Girl 1 & 2: TWILIGHT! its lyek so awesome
Chuck: Ignore them. they are Twi-twits.

Twi-Twit by Chiba Natsumi June 22, 2010

twitwit 

someone who uses twitter and therefore has little to no intelligence. See nitwit

Oh, Joe is such a twitwit! he has his Facebook connected to his twitter account!

twitwit by b-rizzle for real? November 10, 2009