leap in the dark

leap in the dark (plural leaps in the dark)

1. An act or attempt without any idea about what the result will be.

   Synonym: leap into the unknown

• in the dark
• shot in the dark
• stab in the dark
• whistle in the dark

• take the plunge

• “a leap in the dark”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “leap in the dark”, in Cambridge English Dictionary, Cambridge, Cambridgeshire: Cambridge University Press, 1999–present.
• “leap in the dark” in Longman Dictionary of Contemporary English, Longman.
• “a leap in the dark” (US) / “a leap in the dark” (UK) in Macmillan English Dictionary.