Also wack. an eccentric, strange, or odd person.
- Also whack·o [hwak-oh, wak-oh] /ˈʰwæk oʊ, ˈwæk oʊ/ .
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use wacko in a sentence
At first this plays like some sort of bizarre SNL sketch: the wacko physician.Why Is Louis C.K. So Funny? He Uses Humor as a Moral Compass. | Andrew Romano | May 2, 2014 | THE DAILY BEAST
McCain called Cruz a “wacko bird” and later took it back, about as insincerely as possible.
The hysteria and hostage taking of wacko Bird Inc. is not reasonably matched to the current situation.Heckuva Job, Wacko Birds: You’ve Shut Down the U.S. Government | Kirsten Powers | October 1, 2013 | THE DAILY BEAST
The GOP “suicide caucus”, led by proud “wacko bird” Sen. Ted Cruz, was, not surprisingly, spawned from a faulty premise.Heckuva Job, Wacko Birds: You’ve Shut Down the U.S. Government | Kirsten Powers | October 1, 2013 | THE DAILY BEAST
In a country where six of 10 voters already think the government is too big, the wacko bird caucus has got a lot of room to fly.Ted Cruz Might Just Have Won the Future for the GOP | Nick Gillespie | September 25, 2013 | THE DAILY BEAST
British Dictionary definitions for wacko
mad or eccentric
a mad or eccentric person
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012