X3 is a tag used by Sureños, symbolizing 13 (their gang symbol). X3 is the only Sureño tag that combines roman numerals and arabic.

Other alternatives to X3 are : 13 and XIII

A term often sprayed or tatt'd by latino gangsters to mean 13 making use of both arabic and roman numerals. 13 is significant to gangs like Mexican Mafia who use 'trece' as a term of respect and because M is the thirteenth letter of the alphabet.

its a thing that scrapas use, stands 4 XIII, which in roman numerals is 13, and the letter M, which stand 4 mexican mafia, is the 13th letter in the alphabet.

A cross between the XD face and the :3 face. It represents a cat who’s super happy all the time for some reason. Commonly used by 12 year olds who think they’re being cute

You Remember xD? You like :3? Well, x3 is the combination :D

You can use it when u found something funny or something that you say to someone you like
x3 is a happy cat face that heard a funny joke or is happy for a reason

An elaboration of the popular :3 emoticon. Also featured in Anime, x3 describes an extatic or cheeky 'cute' character. The 'x' depicts eyes tightly scrunched together.

In internet chatter, x3 is often used as a youthemism to describe one's playfull or joking intentions.

A term used to express love between an American girl and British man (in text). A combination of the American heart (<3) and British kiss (x). Typically used at the end of a conversation when one or both parties are departing.