2006, Kirsten Lobe, Paris Hangover, St. Martin's Press (2006), →ISBN, page 45:
Within an hour, forty people were stuffed into his apartment, all carrying gifts, dressed for a party, and it quickly became obvious he'd prearranged a party for himself and not told me. Okay. That's a bit wackadoodle.
2009, Claire Mysko & Magali Amadeï, Does This Pregnancy Make Me Look Fat?: The Essential Guide to Loving Your Body Before and After Baby, Health Communications, Inc. (2009), →ISBN, page 175:
You will discover this soon, if you haven't already: Exposure to pregnancy and moms with newborns often causes otherwise rational people to say and do inexplicably inane things (and don't even get us started on the people who started out not-so-rational; they turn completely wackadoodle).
2010, Robyn Okrant, Living Oprah: My One-Year Experiment to Walk the Walk of the Queen of Talk, Center Street (2010), →ISBN, unnumbered page:
I thought that was totally wackadoodle. How could they possibly love someone they've never met?
2011, David Bell, Cemetery Girl, New American Library (2011), →ISBN, unnumbered page:
"Jesus. Is it because of that wackadoodle church she belongs to? What's it called?"
2013, Kate Carlisle, A Cookbook Conspiracy: A Bibliophile Mystery, Obsidian (2013), →ISBN, unnumbered page:
I loved my New Age mother, but she was the original wackadoodle flower child.
2013, Matthew Quinn Martin, Nightlife, Pocket Star Books (2013), →ISBN, unnumbered page:
It was too fucking cold to deal with another round of the muthafuckin' wolf man's wackadoodle shit about the Illuminati, the Freemasons, the Bilderberger Group, the Trilateral Commission, General Mills, the Moon Nazis, the Mormons, and who knew what the fuck else.
Noun: "(slang, pejorative) a crazy, irrational, or eccentric person "[edit]