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1. The specialized language of a trade, profession, or similar group, especially when viewed as difficult to understand by outsiders: a crime novel that uses a lot of police jargon.
2. Nonsensical or incoherent language: "Your description will be considered as mere jargon by every man of sense" (Alexander Hamilton).
3. A hybrid language or dialect; a pidgin. Not in technical use.
intr.v. jar·goned, jar·gon·ing, jar·gons
To speak in or use jargon.
[Middle English jargoun, from Old French jargon, probably of imitative origin.]
jar′gon·ist, jar′gon·eer′ n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
a user of jargon
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014