Euphemism/antoher word for laughing. Now people titter when the word titter is said because of obvious sexual innuendo.
1: *people laugh at man*
Man: Why do you titter so?
*people laugh more*

2: "The Life of Brian was on last night. We tittered a lot!"
by Zelda199 November 14, 2006
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To loiter around the breasts. Physically or optically.
Guy1: "John has had a little too much to drink already and going to get slapped again."
Guy2: "He had one drink, what's he doing?"
Guy1: "He's tittering the girl he's trying to hit on."
by Ogles April 21, 2010
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Breasts that are abnormally large causing a man, who initially sees them, to get an immediate erection within his genital area.
Ugh, look at them big TITTERS!!! WOOO!
by Mr. Makingpoopies August 5, 2008
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A titter is a twitter post, showing the woman's breast in the photo. This can be a nipslip or even a intentional titty showing.
Figure 1: Hey, Figure 2! What did you do last night?
Figure 2: You know... just posted a couple of titters for my follower's!
Figure 1: That's funny, so did I!
by JohnDoeIsABitchFace October 25, 2013
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when a chick laughs so hard her tits shake
haha did u see that chick titter at that joke? it was awesome
by themanfromtantucket February 3, 2011
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1 adj. - used to describe a desireable or favoralbe situation. syn - cool, awesome, great, marvelous...et cetera

2 noun - a gesture made with the hand to symbolize (without words) the above definition. Simply place your fingers in a fist shape, then extend outward your thumb and pinky, very similar to the hand signal from the 90s meaning "hang loose" or "kawabunga dude" by surfers. Using your forearm as an axis, rotate the "titter" to complete the hand signal.

etymology: derived from a small group of people in Northwesten Pennsylvania, then the titter trend spread across the state and country.

other forms: "tits" "titbags" "sweet titties"
alternate spellings: tittar
alternate pronounciations: tit-tar
Guy 1: Dude, I scored with a supermodel.
Guy 2: "Titter!"

or

Guy 1: How was the concert?
Guy 2: Oh it was so tits! Petty was rocking all over the stage and Campbell played one hell of a guitar. Plus, the Crowes opened. In one word, it was titter!
by judaspreist January 29, 2006
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