scooby doo

/ ˌskuːbɪ ˈduː /

noun

1. slang:rhyming.
   a clue Often shortened toscooby

   I don't have a scooby doo what you're talking about

Word History and Origins

Origin of scooby doo¹

C20: from Scooby Doo , a cartoon character on children's television

Example Sentences

The composite photo whose eyes follow you around the room are less Matthew Lewis or Sheridan Le Fanu than “Scooby-Doo.”

From The Daily Beast

That was my first movie, so I was totally green, and he was at the height of his Scooby Doo craziness.

From The Daily Beast

Plus, if you have kids, you may recognize her as Velma in the live-action Scooby-Doo movies.

From The Daily Beast

The dog might even have been drugged (we might call this the Scooby Doo explanation).

From The Daily Beast

It was that Oogie Boogie was actually Dr. Finkelstein in disguise—sort of a Scooby-Doo sort of ending.

From The Daily Beast