
thumb|An "eleet hacker" (31337 H4XØR) laptop sticker, along with a "Free Kevin Mitnick|Kevin" sticker
thumb|An "eleet hacker" (31337 H4XØR) laptop sticker, along with a "Free Kevin Mitnick|Kevin" sticker
Leet (or "1337"), also known as eleet, leetspeak, or simply hacker speech, is a system of modified spellings used primarily on the Internet. It often uses character replacements in ways that play on the similarity of their glyphs via reflection or other resemblance. Additionally, it modifies certain words on the basis of a system of suffixes and alternative meanings. There are many dialects or linguistic varieties in different online communities.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).