Jargon

Part of speech: noun (n.)

Confused, unintelligible language; gibberish; hence, an artificial idiom or dialect; cant language; slang. "A barbarous jargon." Macaulay. "All jargon of the schools." Prior. The jargon which serves the traffickers. Johnson.

Part of speech: noun (n.)

A variety of zircon. See Zircon.

Part of speech: verb (v.)

To utter jargon; to emit confused or unintelligible sounds; to talk unintelligibly, or in a harsh and noisy manner. The noisy jay, Jargoning like a foreigner at his food. Longfellow.