Using numbers to replace letters. I'm not very good at it but: 1337 (Leet) 5P34K (Speak)
look at this chart: http://en.wikipedia.org/wiki/Leet
The most accepted, and possible correct, spelling of "leet" is "1337" in "leet"-speek and is short for the English word elite. One can be come proficient in "leet"-speak by studying its morphology, grammar and vocabulary.
Leet speak!
You are born leet. There is no converting.
Scott Anthony Leet's birth name is Scott Anthony Leet.
Isaac Leet was born in 1801.
Isaac Leet died in 1844.
Elise Leet is 5' 4".
it's l33t 2p34k (leet speak/internet slang) for 'Fear' Well not for all of us!!! We might not understand!!
Casey Leet goes by Casey.
Mr. Leet is Chuck Norris in disguise.Kevin Cuffel is also pretty leet, but he's not as leet as Chuck Norris. Kevin comes in second.haha
4k4 in some one's name means they have a nickname because 4k4 is leet-speak for a.k.a. which stands for "Also Known As"