slang Foolish, naïve, or absent-minded, especially in an irritating or unbearable way. He walked into the office and all the women started fawning over him like twitty schoolgirls. Don't let yourself get upset over what some twitty moron on social media said about it. You're seriously going to take the word of a twitty tabloid writer over me, your friend of 10 years?
mod. giddy; in the manner of a twit sense 2 He keeps giving twity answers to the easiest questions!