To speak/type in a language composed where the letters are replaced with symbols or numbers, often accompanied by random and/or dliberate misspellings.
Words used by people on aol and message boards which used to be nerdy now people use it to try and be funny when 83.7 times out of 100 they arent.
Nerd: sn4p w3 ju5t pwnz0red som n00bs in c5
We just owned those beginners in Counter Strike
Non Nerd Trying to Be funny: w4nt 2 go 2 teh m411 t0d4y?
Want to go to the Mall today
Non Nerds friend: lol theres too many nubbys there lol
(hahaha your leet speak is funny but i dont want to go because its packed today hahaha)
Also:
Wow I want to punch that kid at school he used leetspeak too much its getting annoying.
1. Common language in games used by prepubescent males, usually those with intelligence quotients lower than 80 or just those that have no outside lives. Usually used by caucasians as black people and mexicans can rarely afford computers that keep up with the latest games.
2. Toned down version of English containing no large words and involves concentrating mental energy on deciphering the random sequence of numbers and symbols passed off as "words" Probably the most advanced thing "13375p33k" users can accomplish