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Related to leetspeak: 1337 5p34k
(Computer Science) a jargon used by some internet groups, in which standard English is translated into a mixture of letters, numerals, and symbols found on a computer keyboard. Also called: 1337
[C20: from elite + -speak]
A form of online jargon in which alphabetical characters are habitually replaced by numerical or nonalphanumerical characters (such as hyphens, underscores, and punctuation symbols) For example the word “leet” may be spelled “l33t.” Deliberate misspellings are also common. For example “cool” is commonly spelled “kewl.”