An abbreviation of That's what I thought. Easier to say and less work for the mouth when you need to repeatedly tell it to someone.
Michael: Move out of my away or I'll knock you out.
Bobby W: I dare you.
Michael: *Walks away.
Bobby W: Twit.
Bobby W: I dare you.
Michael: *Walks away.
Bobby W: Twit.
by Anthony Baric May 12, 2008

What the fuck you twit.
by H_dog June 5, 2016

A male (usually teenage) who posts girl's names on Urban Dictionary saying they are hot and whatnot.
by CurvedMirror March 1, 2009

Something akin to a nerd; someone who is very unhip and also oblivious to the fact that they are. Like a guy wearing shorts and black socks with a camera hanging from his neck walking around Disneyworld with his twitty wife and twit kids.
by Woody Thomas July 16, 2008

"Did you see that twit?" As a man walks along a city sidewalk, he stops at every single bicycle chained along his way and slowly bends down and sniffs the seat of each one.
by Linda69 October 4, 2005

Internet Troll - someone who would visit groups on social networks that he doesn't like just to leave nasty comments and feed off anger in replies.
Twit: I hate americans!
R1: So why do you visit the group "I love America"
R2: You know that to leave the comment on this forum, you have to click "LIKE" and join the group?
Twit: americans are morons and they eat shit!!!!!
R1: have some respect! Americans with an A.
R2: Learn English before you write something here!
Twit: I hate english as well you a55holes !
etc. etc. and it can go on forever, as long as you feed him.
R1: So why do you visit the group "I love America"
R2: You know that to leave the comment on this forum, you have to click "LIKE" and join the group?
Twit: americans are morons and they eat shit!!!!!
R1: have some respect! Americans with an A.
R2: Learn English before you write something here!
Twit: I hate english as well you a55holes !
etc. etc. and it can go on forever, as long as you feed him.
by xesex September 15, 2010

by Eddie_Kc_420 July 28, 2009
