English edit

Etymology edit

derring-do +‎ -ery

Noun edit

derring-doery (uncountable)

  1. (nonce-word) Derring-do.
    • 1953, Isaac Asimov, Second Foundation, Gnome Press, part II: “Search By the Foundation”, chapter 11: “Stowaway”,
      He left Terminus in a sullen distemper. No one was at the port to see him off. […] He, Homir Munn, was risking his neck in derring-doery of the most outrageous sort, and yet he left alone.