- A kind of language occurring chiefly in casual and playful speech, made up typically of short-lived coinages and figures of speech that are deliberately used in place of standard terms for added raciness, humor, irreverence, or other effect. (noun)
- Language peculiar to a group; argot or jargon: thieves' slang. (noun)
- To use slang. (verb-intransitive)
- To use angry and abusive language: persuaded the parties to quit slanging and come to the bargaining table. (verb-intransitive)
- To attack with abusive language; vituperate. (verb-transitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.