gibberish
Preserved but no longer current.
The cant language of thieves and gypsies, called Pedlars' French, and St. Giles's Greek: see ST. GILES'S GREEK. Also the mystic language of Geber, used by chymists. Gibberish likewise means a sort of disguised language, formed by inserting any consonant between each syllable of an English word; in which case it is called the gibberish of the letter inserted: if F, it is the F gibberish; if G, the G gibberish; as in the sentence How do you do? Howg dog youg dog.
Era: ca. 1811 (Georgian)
Sources & notes
Historical definition reproduced from Grose’s Dictionary of the Vulgar Tongue (1811 edition, public domain; Project Gutenberg #5402, retrieved 2026-07-31). Reflects the attitudes of its era.
Common questions
What does “gibberish” mean?
The cant language of thieves and gypsies, called Pedlars' French, and St. Giles's Greek: see ST. GILES'S GREEK. Also the mystic language of Geber, used by chymists. Gibberish likewise means a sort of disguised language, formed by inserting any consonant between each syllable of an English word; in which case it is called the gibberish of the letter inserted: if F, it is the F gibberish; if G, the G gibberish; as in the sentence How do you do? Howg dog youg dog.
Is “gibberish” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.