- cant, jargon, slang, lingo, argot, patois, vernacular - a characteristic language of a particular group (as among thieves); "they don't speak our lingo"
--1 is a kind of non-standard speech
--1 has particulars: street name; rhyming slang - patois - a regional dialect of a language (especially French); usually considered substandard
--2 is a kind of dialect, idiom, accent