Origin of wacko
"wacko." YourDictionary, n.d. Web. 13 October 2018. <http://www.yourdictionary.com/wacko>.
wacko. (n.d.). Retrieved October 13th, 2018, from http://www.yourdictionary.com/wacko
also whack·o Slang
(comparative more wacko, superlative most wacko)
wack(y) + -o
Yes, I'd like to receive Word of the Day emails from YourDictionary.com
By continuing, you agree to our
Please set a username for yourself.
People will see it as Author Name with your public flash cards.