Slang may refer to:

• Slang, informal use of words in language
• Slang (album), by Def Leppard
• S-Lang (programming language), an array-based scripting language
• S-Lang (programming library), the S-Lang programmer's library, which implements the S-Lang interpreter and screen management routines, and is used by popular text-based software such as slrn, lynx, and mutt
• Internet slang

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