An anime face that resembles a kitten's face, it is often used to indicate sarcasm, 'I didn't do it!' kind of thing, or seeing something cute. Some anime characters, like Konata from Lucky Star, has the kitty face. It has a colon, ended with the number 3.
Person 1: This image is so cute! :3 Person 2: I didn't post it! :3
By MisaTange
It means fuck you Josh it's not a kiss
No Josh I love you, but it's still :3 does not mean a kiss-
By ForeverScreechingMemes
Contrary to popular belief, this is actual a pair of balls on someone's face. "Ballface"
Guy 1: "I'm so clever :3" Guy 2: "haha, it's a ballsface!"
By Superawesomedoodprinny
An emoticon used to resemble a smile or grin that is usually expressed by anime and/or manga fans.
"Lol, I LOVE NARUTO SO FREAKING MUCH :3" (Sorry if I'm stereotyping)
By Thatoneguy95lovaxD
Usually used by Girls, Catfish, Weird people. Mainly used by weird people and Catfish, you can tell its a catfish when they do the :3 in every sentence.
Girl on Whisper: Hoi!!!!!!! :3 im 16 :3 Guy: Cool Girl on Whipser: Wyd :3 ???? Guy: nm Girl on Whisper: Okay :3 :3 :3 Guy: Alright you can stop catfish... you're probably like 34 "Girl" on Whisper: Uhhh :3 ... Yeah you got me, and no i'm 56.
By ChoppaFTN