and no mistake

== English == === Phrase === and no mistake (chiefly UK, dated) Without any doubt whatsoever; for sure. Synonym: (UK, slang, archaic) and no flies === Further reading === “and no mistake”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022. “and no mistake”, in Cambridge English Dictionary, Cambridge, Cambridgeshire: Cambridge University Press, 1999–present. “and no mistake”, in Merriam-Webster.com Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.